66876680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{761}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 163220400

約数和(自身を除く): 96343720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 761, 845, 1352, 1522, 1690, 2197, 3044, 3380, 3805, 4394, 6088, 6760, 7610, 8788, 9893, 10985, 15220, 17576, 19786, 21970, 30440, 39572, 43940, 49465, 79144, 87880, 98930, 128609, 197860, 257218, 395720, 514436, 643045, 1028872, 1286090, 1671917, 2572180, 3343834, 5144360, 6687668, 8359585, 13375336, 16719170, 33438340, 66876680]

約数ペア:

[(1, 66876680), (2, 33438340), (4, 16719170), (5, 13375336), (8, 8359585), (10, 6687668), (13, 5144360), (20, 3343834), (26, 2572180), (40, 1671917), (52, 1286090), (65, 1028872), (104, 643045), (130, 514436), (169, 395720), (260, 257218), (338, 197860), (520, 128609), (676, 98930), (761, 87880), (845, 79144), (1352, 49465), (1522, 43940), (1690, 39572), (2197, 30440), (3044, 21970), (3380, 19786), (3805, 17576), (4394, 15220), (6088, 10985), (6760, 9893), (7610, 8788)]