71409650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1801}}^1$

素因数の和:1887

約数の個数: 48

約数和(自身を含む): 145464648

約数和(自身を除く): 74054998

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 610, 650, 793, 1525, 1586, 1801, 3050, 3602, 3965, 7930, 9005, 18010, 19825, 23413, 39650, 45025, 46826, 90050, 109861, 117065, 219722, 234130, 549305, 585325, 1098610, 1170650, 1428193, 2746525, 2856386, 5493050, 7140965, 14281930, 35704825, 71409650]

約数ペア:

[(1, 71409650), (2, 35704825), (5, 14281930), (10, 7140965), (13, 5493050), (25, 2856386), (26, 2746525), (50, 1428193), (61, 1170650), (65, 1098610), (122, 585325), (130, 549305), (305, 234130), (325, 219722), (610, 117065), (650, 109861), (793, 90050), (1525, 46826), (1586, 45025), (1801, 39650), (3050, 23413), (3602, 19825), (3965, 18010), (7930, 9005)]