18377698900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{2897}}^1$

素因数の和:3074

約数の個数: 144

約数和(自身を含む): 44674640640

約数和(自身を除く): 26296941740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 73, 79, 100, 110, 146, 158, 220, 275, 292, 316, 365, 395, 550, 730, 790, 803, 869, 1100, 1460, 1580, 1606, 1738, 1825, 1975, 2897, 3212, 3476, 3650, 3950, 4015, 4345, 5767, 5794, 7300, 7900, 8030, 8690, 11534, 11588, 14485, 16060, 17380, 20075, 21725, 23068, 28835, 28970, 31867, 40150, 43450, 57670, 57940, 63437, 63734, 72425, 80300, 86900, 115340, 126874, 127468, 144175, 144850, 159335, 211481, 228863, 253748, 288350, 289700, 317185, 318670, 422962, 457726, 576700, 634370, 637340, 796675, 845924, 915452, 1057405, 1144315, 1268740, 1585925, 1593350, 2114810, 2288630, 2326291, 2517493, 3171850, 3186700, 4229620, 4577260, 4652582, 5034986, 5287025, 5721575, 6343700, 9305164, 10069972, 10574050, 11443150, 11631455, 12587465, 16706999, 21148100, 22886300, 23262910, 25174930, 33413998, 46525820, 50349860, 58157275, 62937325, 66827996, 83534995, 116314550, 125874650, 167069990, 183776989, 232629100, 251749300, 334139980, 367553978, 417674975, 735107956, 835349950, 918884945, 1670699900, 1837769890, 3675539780, 4594424725, 9188849450, 18377698900]

約数ペア:

[(1, 18377698900), (2, 9188849450), (4, 4594424725), (5, 3675539780), (10, 1837769890), (11, 1670699900), (20, 918884945), (22, 835349950), (25, 735107956), (44, 417674975), (50, 367553978), (55, 334139980), (73, 251749300), (79, 232629100), (100, 183776989), (110, 167069990), (146, 125874650), (158, 116314550), (220, 83534995), (275, 66827996), (292, 62937325), (316, 58157275), (365, 50349860), (395, 46525820), (550, 33413998), (730, 25174930), (790, 23262910), (803, 22886300), (869, 21148100), (1100, 16706999), (1460, 12587465), (1580, 11631455), (1606, 11443150), (1738, 10574050), (1825, 10069972), (1975, 9305164), (2897, 6343700), (3212, 5721575), (3476, 5287025), (3650, 5034986), (3950, 4652582), (4015, 4577260), (4345, 4229620), (5767, 3186700), (5794, 3171850), (7300, 2517493), (7900, 2326291), (8030, 2288630), (8690, 2114810), (11534, 1593350), (11588, 1585925), (14485, 1268740), (16060, 1144315), (17380, 1057405), (20075, 915452), (21725, 845924), (23068, 796675), (28835, 637340), (28970, 634370), (31867, 576700), (40150, 457726), (43450, 422962), (57670, 318670), (57940, 317185), (63437, 289700), (63734, 288350), (72425, 253748), (80300, 228863), (86900, 211481), (115340, 159335), (126874, 144850), (127468, 144175)]