65510900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 183154944

約数和(自身を除く): 117644044

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 25, 26, 28, 35, 46, 50, 52, 65, 70, 91, 92, 100, 115, 130, 140, 161, 175, 182, 230, 260, 299, 313, 322, 325, 350, 364, 455, 460, 575, 598, 626, 644, 650, 700, 805, 910, 1150, 1196, 1252, 1300, 1495, 1565, 1610, 1820, 2093, 2191, 2275, 2300, 2990, 3130, 3220, 4025, 4069, 4186, 4382, 4550, 5980, 6260, 7199, 7475, 7825, 8050, 8138, 8372, 8764, 9100, 10465, 10955, 14398, 14950, 15650, 16100, 16276, 20345, 20930, 21910, 28483, 28796, 29900, 31300, 35995, 40690, 41860, 43820, 50393, 52325, 54775, 56966, 71990, 81380, 93587, 100786, 101725, 104650, 109550, 113932, 142415, 143980, 179975, 187174, 201572, 203450, 209300, 219100, 251965, 284830, 359950, 374348, 406900, 467935, 503930, 569660, 655109, 712075, 719900, 935870, 1007860, 1259825, 1310218, 1424150, 1871740, 2339675, 2519650, 2620436, 2848300, 3275545, 4679350, 5039300, 6551090, 9358700, 13102180, 16377725, 32755450, 65510900]

約数ペア:

[(1, 65510900), (2, 32755450), (4, 16377725), (5, 13102180), (7, 9358700), (10, 6551090), (13, 5039300), (14, 4679350), (20, 3275545), (23, 2848300), (25, 2620436), (26, 2519650), (28, 2339675), (35, 1871740), (46, 1424150), (50, 1310218), (52, 1259825), (65, 1007860), (70, 935870), (91, 719900), (92, 712075), (100, 655109), (115, 569660), (130, 503930), (140, 467935), (161, 406900), (175, 374348), (182, 359950), (230, 284830), (260, 251965), (299, 219100), (313, 209300), (322, 203450), (325, 201572), (350, 187174), (364, 179975), (455, 143980), (460, 142415), (575, 113932), (598, 109550), (626, 104650), (644, 101725), (650, 100786), (700, 93587), (805, 81380), (910, 71990), (1150, 56966), (1196, 54775), (1252, 52325), (1300, 50393), (1495, 43820), (1565, 41860), (1610, 40690), (1820, 35995), (2093, 31300), (2191, 29900), (2275, 28796), (2300, 28483), (2990, 21910), (3130, 20930), (3220, 20345), (4025, 16276), (4069, 16100), (4186, 15650), (4382, 14950), (4550, 14398), (5980, 10955), (6260, 10465), (7199, 9100), (7475, 8764), (7825, 8372), (8050, 8138)]