25146400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:123

約数の個数: 108

約数和(自身を含む): 66546522

約数和(自身を除く): 41400122

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 43, 50, 68, 80, 85, 86, 100, 136, 160, 170, 172, 200, 215, 272, 340, 344, 400, 425, 430, 544, 680, 688, 731, 800, 850, 860, 1075, 1360, 1376, 1462, 1700, 1720, 1849, 2150, 2720, 2924, 3400, 3440, 3655, 3698, 4300, 5848, 6800, 6880, 7310, 7396, 8600, 9245, 11696, 13600, 14620, 14792, 17200, 18275, 18490, 23392, 29240, 29584, 31433, 34400, 36550, 36980, 46225, 58480, 59168, 62866, 73100, 73960, 92450, 116960, 125732, 146200, 147920, 157165, 184900, 251464, 292400, 295840, 314330, 369800, 502928, 584800, 628660, 739600, 785825, 1005856, 1257320, 1479200, 1571650, 2514640, 3143300, 5029280, 6286600, 12573200, 25146400]

約数ペア:

[(1, 25146400), (2, 12573200), (4, 6286600), (5, 5029280), (8, 3143300), (10, 2514640), (16, 1571650), (17, 1479200), (20, 1257320), (25, 1005856), (32, 785825), (34, 739600), (40, 628660), (43, 584800), (50, 502928), (68, 369800), (80, 314330), (85, 295840), (86, 292400), (100, 251464), (136, 184900), (160, 157165), (170, 147920), (172, 146200), (200, 125732), (215, 116960), (272, 92450), (340, 73960), (344, 73100), (400, 62866), (425, 59168), (430, 58480), (544, 46225), (680, 36980), (688, 36550), (731, 34400), (800, 31433), (850, 29584), (860, 29240), (1075, 23392), (1360, 18490), (1376, 18275), (1462, 17200), (1700, 14792), (1720, 14620), (1849, 13600), (2150, 11696), (2720, 9245), (2924, 8600), (3400, 7396), (3440, 7310), (3655, 6880), (3698, 6800), (4300, 5848)]