25592840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 72576000

約数和(自身を除く): 46983160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 89, 91, 104, 130, 140, 158, 178, 182, 260, 280, 316, 356, 364, 395, 445, 455, 520, 553, 623, 632, 712, 728, 790, 890, 910, 1027, 1106, 1157, 1246, 1580, 1780, 1820, 2054, 2212, 2314, 2492, 2765, 3115, 3160, 3560, 3640, 4108, 4424, 4628, 4984, 5135, 5530, 5785, 6230, 7031, 7189, 8099, 8216, 9256, 10270, 11060, 11570, 12460, 14062, 14378, 16198, 20540, 22120, 23140, 24920, 28124, 28756, 32396, 35155, 35945, 40495, 41080, 46280, 49217, 56248, 57512, 64792, 70310, 71890, 80990, 91403, 98434, 140620, 143780, 161980, 182806, 196868, 246085, 281240, 287560, 323960, 365612, 393736, 457015, 492170, 639821, 731224, 914030, 984340, 1279642, 1828060, 1968680, 2559284, 3199105, 3656120, 5118568, 6398210, 12796420, 25592840]

約数ペア:

[(1, 25592840), (2, 12796420), (4, 6398210), (5, 5118568), (7, 3656120), (8, 3199105), (10, 2559284), (13, 1968680), (14, 1828060), (20, 1279642), (26, 984340), (28, 914030), (35, 731224), (40, 639821), (52, 492170), (56, 457015), (65, 393736), (70, 365612), (79, 323960), (89, 287560), (91, 281240), (104, 246085), (130, 196868), (140, 182806), (158, 161980), (178, 143780), (182, 140620), (260, 98434), (280, 91403), (316, 80990), (356, 71890), (364, 70310), (395, 64792), (445, 57512), (455, 56248), (520, 49217), (553, 46280), (623, 41080), (632, 40495), (712, 35945), (728, 35155), (790, 32396), (890, 28756), (910, 28124), (1027, 24920), (1106, 23140), (1157, 22120), (1246, 20540), (1580, 16198), (1780, 14378), (1820, 14062), (2054, 12460), (2212, 11570), (2314, 11060), (2492, 10270), (2765, 9256), (3115, 8216), (3160, 8099), (3560, 7189), (3640, 7031), (4108, 6230), (4424, 5785), (4628, 5530), (4984, 5135)]