67642900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 160856024

約数和(自身を除く): 93213124

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 61, 65, 100, 122, 130, 244, 260, 305, 325, 610, 650, 793, 853, 1220, 1300, 1525, 1586, 1706, 3050, 3172, 3412, 3965, 4265, 6100, 7930, 8530, 11089, 15860, 17060, 19825, 21325, 22178, 39650, 42650, 44356, 52033, 55445, 79300, 85300, 104066, 110890, 208132, 221780, 260165, 277225, 520330, 554450, 676429, 1040660, 1108900, 1300825, 1352858, 2601650, 2705716, 3382145, 5203300, 6764290, 13528580, 16910725, 33821450, 67642900]

約数ペア:

[(1, 67642900), (2, 33821450), (4, 16910725), (5, 13528580), (10, 6764290), (13, 5203300), (20, 3382145), (25, 2705716), (26, 2601650), (50, 1352858), (52, 1300825), (61, 1108900), (65, 1040660), (100, 676429), (122, 554450), (130, 520330), (244, 277225), (260, 260165), (305, 221780), (325, 208132), (610, 110890), (650, 104066), (793, 85300), (853, 79300), (1220, 55445), (1300, 52033), (1525, 44356), (1586, 42650), (1706, 39650), (3050, 22178), (3172, 21325), (3412, 19825), (3965, 17060), (4265, 15860), (6100, 11089), (7930, 8530)]