1254600100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 3031680960

約数和(自身を除く): 1777080860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 130, 131, 139, 212, 260, 262, 265, 278, 325, 524, 530, 556, 650, 655, 689, 695, 1060, 1300, 1310, 1325, 1378, 1390, 1703, 1807, 2620, 2650, 2756, 2780, 3275, 3406, 3445, 3475, 3614, 5300, 6550, 6812, 6890, 6943, 6950, 7228, 7367, 8515, 9035, 13100, 13780, 13886, 13900, 14734, 17030, 17225, 18070, 18209, 27772, 29468, 34060, 34450, 34715, 36140, 36418, 36835, 42575, 45175, 68900, 69430, 72836, 73670, 85150, 90259, 90350, 91045, 95771, 138860, 147340, 170300, 173575, 180518, 180700, 182090, 184175, 191542, 236717, 347150, 361036, 364180, 368350, 383084, 451295, 455225, 473434, 478855, 694300, 736700, 902590, 910450, 946868, 957710, 965077, 1183585, 1805180, 1820900, 1915420, 1930154, 2256475, 2367170, 2394275, 3860308, 4512950, 4734340, 4788550, 4825385, 5917925, 9025900, 9577100, 9650770, 11835850, 12546001, 19301540, 23671700, 24126925, 25092002, 48253850, 50184004, 62730005, 96507700, 125460010, 250920020, 313650025, 627300050, 1254600100]

約数ペア:

[(1, 1254600100), (2, 627300050), (4, 313650025), (5, 250920020), (10, 125460010), (13, 96507700), (20, 62730005), (25, 50184004), (26, 48253850), (50, 25092002), (52, 24126925), (53, 23671700), (65, 19301540), (100, 12546001), (106, 11835850), (130, 9650770), (131, 9577100), (139, 9025900), (212, 5917925), (260, 4825385), (262, 4788550), (265, 4734340), (278, 4512950), (325, 3860308), (524, 2394275), (530, 2367170), (556, 2256475), (650, 1930154), (655, 1915420), (689, 1820900), (695, 1805180), (1060, 1183585), (1300, 965077), (1310, 957710), (1325, 946868), (1378, 910450), (1390, 902590), (1703, 736700), (1807, 694300), (2620, 478855), (2650, 473434), (2756, 455225), (2780, 451295), (3275, 383084), (3406, 368350), (3445, 364180), (3475, 361036), (3614, 347150), (5300, 236717), (6550, 191542), (6812, 184175), (6890, 182090), (6943, 180700), (6950, 180518), (7228, 173575), (7367, 170300), (8515, 147340), (9035, 138860), (13100, 95771), (13780, 91045), (13886, 90350), (13900, 90259), (14734, 85150), (17030, 73670), (17225, 72836), (18070, 69430), (18209, 68900), (27772, 45175), (29468, 42575), (34060, 36835), (34450, 36418), (34715, 36140)]