99917960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4241}}^1$

素因数の和:4302

約数の個数: 64

約数和(自身を含む): 244339200

約数和(自身を除く): 144421240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4241, 4712, 5890, 8482, 11780, 16964, 21205, 23560, 33928, 42410, 80579, 84820, 131471, 161158, 169640, 262942, 322316, 402895, 525884, 644632, 657355, 805790, 1051768, 1314710, 1611580, 2497949, 2629420, 3223160, 4995898, 5258840, 9991796, 12489745, 19983592, 24979490, 49958980, 99917960]

約数ペア:

[(1, 99917960), (2, 49958980), (4, 24979490), (5, 19983592), (8, 12489745), (10, 9991796), (19, 5258840), (20, 4995898), (31, 3223160), (38, 2629420), (40, 2497949), (62, 1611580), (76, 1314710), (95, 1051768), (124, 805790), (152, 657355), (155, 644632), (190, 525884), (248, 402895), (310, 322316), (380, 262942), (589, 169640), (620, 161158), (760, 131471), (1178, 84820), (1240, 80579), (2356, 42410), (2945, 33928), (4241, 23560), (4712, 21205), (5890, 16964), (8482, 11780)]