25563720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2341}}^1$

素因数の和:2375

約数の個数: 128

約数和(自身を含む): 94429440

約数和(自身を除く): 68865720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2341, 2730, 3640, 4682, 5460, 7023, 9364, 10920, 11705, 14046, 16387, 18728, 23410, 28092, 30433, 32774, 35115, 46820, 49161, 56184, 60866, 65548, 70230, 81935, 91299, 93640, 98322, 121732, 131096, 140460, 152165, 163870, 182598, 196644, 213031, 243464, 245805, 280920, 304330, 327740, 365196, 393288, 426062, 456495, 491610, 608660, 639093, 655480, 730392, 852124, 912990, 983220, 1065155, 1217320, 1278186, 1704248, 1825980, 1966440, 2130310, 2556372, 3195465, 3651960, 4260620, 5112744, 6390930, 8521240, 12781860, 25563720]

約数ペア:

[(1, 25563720), (2, 12781860), (3, 8521240), (4, 6390930), (5, 5112744), (6, 4260620), (7, 3651960), (8, 3195465), (10, 2556372), (12, 2130310), (13, 1966440), (14, 1825980), (15, 1704248), (20, 1278186), (21, 1217320), (24, 1065155), (26, 983220), (28, 912990), (30, 852124), (35, 730392), (39, 655480), (40, 639093), (42, 608660), (52, 491610), (56, 456495), (60, 426062), (65, 393288), (70, 365196), (78, 327740), (84, 304330), (91, 280920), (104, 245805), (105, 243464), (120, 213031), (130, 196644), (140, 182598), (156, 163870), (168, 152165), (182, 140460), (195, 131096), (210, 121732), (260, 98322), (273, 93640), (280, 91299), (312, 81935), (364, 70230), (390, 65548), (420, 60866), (455, 56184), (520, 49161), (546, 46820), (728, 35115), (780, 32774), (840, 30433), (910, 28092), (1092, 23410), (1365, 18728), (1560, 16387), (1820, 14046), (2184, 11705), (2341, 10920), (2730, 9364), (3640, 7023), (4682, 5460)]