51116780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 128616768

約数和(自身を除く): 77499988

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 61, 65, 110, 122, 130, 143, 220, 244, 260, 286, 293, 305, 572, 586, 610, 671, 715, 793, 1172, 1220, 1342, 1430, 1465, 1586, 2684, 2860, 2930, 3172, 3223, 3355, 3809, 3965, 5860, 6446, 6710, 7618, 7930, 8723, 12892, 13420, 15236, 15860, 16115, 17446, 17873, 19045, 32230, 34892, 35746, 38090, 41899, 43615, 64460, 71492, 76180, 83798, 87230, 89365, 167596, 174460, 178730, 196603, 209495, 232349, 357460, 393206, 418990, 464698, 786412, 837980, 929396, 983015, 1161745, 1966030, 2323490, 2555839, 3932060, 4646980, 5111678, 10223356, 12779195, 25558390, 51116780]

約数ペア:

[(1, 51116780), (2, 25558390), (4, 12779195), (5, 10223356), (10, 5111678), (11, 4646980), (13, 3932060), (20, 2555839), (22, 2323490), (26, 1966030), (44, 1161745), (52, 983015), (55, 929396), (61, 837980), (65, 786412), (110, 464698), (122, 418990), (130, 393206), (143, 357460), (220, 232349), (244, 209495), (260, 196603), (286, 178730), (293, 174460), (305, 167596), (572, 89365), (586, 87230), (610, 83798), (671, 76180), (715, 71492), (793, 64460), (1172, 43615), (1220, 41899), (1342, 38090), (1430, 35746), (1465, 34892), (1586, 32230), (2684, 19045), (2860, 17873), (2930, 17446), (3172, 16115), (3223, 15860), (3355, 15236), (3809, 13420), (3965, 12892), (5860, 8723), (6446, 7930), (6710, 7618)]