71893990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 152668800

約数和(自身を除く): 80774810

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 113, 122, 149, 226, 298, 305, 427, 565, 610, 745, 791, 854, 1043, 1130, 1490, 1582, 2086, 2135, 3955, 4270, 5215, 6893, 7910, 9089, 10430, 13786, 16837, 18178, 33674, 34465, 45445, 48251, 63623, 68930, 84185, 90890, 96502, 117859, 127246, 168370, 235718, 241255, 318115, 482510, 589295, 636230, 1027057, 1178590, 2054114, 5135285, 7189399, 10270570, 14378798, 35946995, 71893990]

約数ペア:

[(1, 71893990), (2, 35946995), (5, 14378798), (7, 10270570), (10, 7189399), (14, 5135285), (35, 2054114), (61, 1178590), (70, 1027057), (113, 636230), (122, 589295), (149, 482510), (226, 318115), (298, 241255), (305, 235718), (427, 168370), (565, 127246), (610, 117859), (745, 96502), (791, 90890), (854, 84185), (1043, 68930), (1130, 63623), (1490, 48251), (1582, 45445), (2086, 34465), (2135, 33674), (3955, 18178), (4270, 16837), (5215, 13786), (6893, 10430), (7910, 9089)]