21167690050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{74521}}^1$

素因数の和:74588

約数の個数: 96

約数和(自身を含む): 46573269120

約数和(自身を除く): 25405579070

約数列:

[1, 2, 5, 10, 13, 19, 23, 25, 26, 38, 46, 50, 65, 95, 115, 130, 190, 230, 247, 299, 325, 437, 475, 494, 575, 598, 650, 874, 950, 1150, 1235, 1495, 2185, 2470, 2990, 4370, 5681, 6175, 7475, 10925, 11362, 12350, 14950, 21850, 28405, 56810, 74521, 142025, 149042, 284050, 372605, 745210, 968773, 1415899, 1713983, 1863025, 1937546, 2831798, 3427966, 3726050, 4843865, 7079495, 8569915, 9687730, 14158990, 17139830, 18406687, 22281779, 24219325, 32565677, 35397475, 36813374, 42849575, 44563558, 48438650, 65131354, 70794950, 85699150, 92033435, 111408895, 162828385, 184066870, 222817790, 325656770, 423353801, 460167175, 557044475, 814141925, 846707602, 920334350, 1114088950, 1628283850, 2116769005, 4233538010, 10583845025, 21167690050]

約数ペア:

[(1, 21167690050), (2, 10583845025), (5, 4233538010), (10, 2116769005), (13, 1628283850), (19, 1114088950), (23, 920334350), (25, 846707602), (26, 814141925), (38, 557044475), (46, 460167175), (50, 423353801), (65, 325656770), (95, 222817790), (115, 184066870), (130, 162828385), (190, 111408895), (230, 92033435), (247, 85699150), (299, 70794950), (325, 65131354), (437, 48438650), (475, 44563558), (494, 42849575), (575, 36813374), (598, 35397475), (650, 32565677), (874, 24219325), (950, 22281779), (1150, 18406687), (1235, 17139830), (1495, 14158990), (2185, 9687730), (2470, 8569915), (2990, 7079495), (4370, 4843865), (5681, 3726050), (6175, 3427966), (7475, 2831798), (10925, 1937546), (11362, 1863025), (12350, 1713983), (14950, 1415899), (21850, 968773), (28405, 745210), (56810, 372605), (74521, 284050), (142025, 149042)]