810628390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9293}}^1$

素因数の和:9385

約数の個数: 64

約数和(自身を含む): 1742513472

約数和(自身を除く): 931885082

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 61, 65, 110, 122, 130, 143, 286, 305, 610, 671, 715, 793, 1342, 1430, 1586, 3355, 3965, 6710, 7930, 8723, 9293, 17446, 18586, 43615, 46465, 87230, 92930, 102223, 120809, 204446, 241618, 511115, 566873, 604045, 1022230, 1133746, 1208090, 1328899, 2657798, 2834365, 5668730, 6235603, 6644495, 7369349, 12471206, 13288990, 14738698, 31178015, 36846745, 62356030, 73693490, 81062839, 162125678, 405314195, 810628390]

約数ペア:

[(1, 810628390), (2, 405314195), (5, 162125678), (10, 81062839), (11, 73693490), (13, 62356030), (22, 36846745), (26, 31178015), (55, 14738698), (61, 13288990), (65, 12471206), (110, 7369349), (122, 6644495), (130, 6235603), (143, 5668730), (286, 2834365), (305, 2657798), (610, 1328899), (671, 1208090), (715, 1133746), (793, 1022230), (1342, 604045), (1430, 566873), (1586, 511115), (3355, 241618), (3965, 204446), (6710, 120809), (7930, 102223), (8723, 92930), (9293, 87230), (17446, 46465), (18586, 43615)]