25194680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 70502400

約数和(自身を除く): 45307720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 67, 68, 70, 79, 85, 119, 134, 136, 140, 158, 170, 238, 268, 280, 316, 335, 340, 395, 469, 476, 536, 553, 595, 632, 670, 680, 790, 938, 952, 1106, 1139, 1190, 1340, 1343, 1580, 1876, 2212, 2278, 2345, 2380, 2680, 2686, 2765, 3160, 3752, 4424, 4556, 4690, 4760, 5293, 5372, 5530, 5695, 6715, 7973, 9112, 9380, 9401, 10586, 10744, 11060, 11390, 13430, 15946, 18760, 18802, 21172, 22120, 22780, 26465, 26860, 31892, 37051, 37604, 39865, 42344, 45560, 47005, 52930, 53720, 63784, 74102, 75208, 79730, 89981, 94010, 105860, 148204, 159460, 179962, 185255, 188020, 211720, 296408, 318920, 359924, 370510, 376040, 449905, 629867, 719848, 741020, 899810, 1259734, 1482040, 1799620, 2519468, 3149335, 3599240, 5038936, 6298670, 12597340, 25194680]

約数ペア:

[(1, 25194680), (2, 12597340), (4, 6298670), (5, 5038936), (7, 3599240), (8, 3149335), (10, 2519468), (14, 1799620), (17, 1482040), (20, 1259734), (28, 899810), (34, 741020), (35, 719848), (40, 629867), (56, 449905), (67, 376040), (68, 370510), (70, 359924), (79, 318920), (85, 296408), (119, 211720), (134, 188020), (136, 185255), (140, 179962), (158, 159460), (170, 148204), (238, 105860), (268, 94010), (280, 89981), (316, 79730), (335, 75208), (340, 74102), (395, 63784), (469, 53720), (476, 52930), (536, 47005), (553, 45560), (595, 42344), (632, 39865), (670, 37604), (680, 37051), (790, 31892), (938, 26860), (952, 26465), (1106, 22780), (1139, 22120), (1190, 21172), (1340, 18802), (1343, 18760), (1580, 15946), (1876, 13430), (2212, 11390), (2278, 11060), (2345, 10744), (2380, 10586), (2680, 9401), (2686, 9380), (2765, 9112), (3160, 7973), (3752, 6715), (4424, 5695), (4556, 5530), (4690, 5372), (4760, 5293)]