64987780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:797

約数の個数: 96

約数和(自身を含む): 165731328

約数和(自身を除く): 100743548

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 220, 260, 286, 310, 341, 403, 572, 620, 682, 715, 733, 806, 1364, 1430, 1466, 1612, 1705, 2015, 2860, 2932, 3410, 3665, 4030, 4433, 6820, 7330, 8060, 8063, 8866, 9529, 14660, 16126, 17732, 19058, 22165, 22723, 32252, 38116, 40315, 44330, 45446, 47645, 80630, 88660, 90892, 95290, 104819, 113615, 161260, 190580, 209638, 227230, 249953, 295399, 419276, 454460, 499906, 524095, 590798, 999812, 1048190, 1181596, 1249765, 1476995, 2096380, 2499530, 2953990, 3249389, 4999060, 5907980, 6498778, 12997556, 16246945, 32493890, 64987780]

約数ペア:

[(1, 64987780), (2, 32493890), (4, 16246945), (5, 12997556), (10, 6498778), (11, 5907980), (13, 4999060), (20, 3249389), (22, 2953990), (26, 2499530), (31, 2096380), (44, 1476995), (52, 1249765), (55, 1181596), (62, 1048190), (65, 999812), (110, 590798), (124, 524095), (130, 499906), (143, 454460), (155, 419276), (220, 295399), (260, 249953), (286, 227230), (310, 209638), (341, 190580), (403, 161260), (572, 113615), (620, 104819), (682, 95290), (715, 90892), (733, 88660), (806, 80630), (1364, 47645), (1430, 45446), (1466, 44330), (1612, 40315), (1705, 38116), (2015, 32252), (2860, 22723), (2932, 22165), (3410, 19058), (3665, 17732), (4030, 16126), (4433, 14660), (6820, 9529), (7330, 8866), (8060, 8063)]