666940450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 1396017792

約数和(自身を除く): 729077342

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 61, 103, 110, 122, 193, 206, 275, 305, 386, 515, 550, 610, 671, 965, 1030, 1133, 1342, 1525, 1930, 2123, 2266, 2575, 3050, 3355, 4246, 4825, 5150, 5665, 6283, 6710, 9650, 10615, 11330, 11773, 12566, 16775, 19879, 21230, 23546, 28325, 31415, 33550, 39758, 53075, 56650, 58865, 62830, 69113, 99395, 106150, 117730, 129503, 138226, 157075, 198790, 218669, 259006, 294325, 314150, 345565, 437338, 496975, 588650, 647515, 691130, 993950, 1093345, 1212619, 1295030, 1727825, 2186690, 2425238, 3237575, 3455650, 5466725, 6063095, 6475150, 10933450, 12126190, 13338809, 26677618, 30315475, 60630950, 66694045, 133388090, 333470225, 666940450]

約数ペア:

[(1, 666940450), (2, 333470225), (5, 133388090), (10, 66694045), (11, 60630950), (22, 30315475), (25, 26677618), (50, 13338809), (55, 12126190), (61, 10933450), (103, 6475150), (110, 6063095), (122, 5466725), (193, 3455650), (206, 3237575), (275, 2425238), (305, 2186690), (386, 1727825), (515, 1295030), (550, 1212619), (610, 1093345), (671, 993950), (965, 691130), (1030, 647515), (1133, 588650), (1342, 496975), (1525, 437338), (1930, 345565), (2123, 314150), (2266, 294325), (2575, 259006), (3050, 218669), (3355, 198790), (4246, 157075), (4825, 138226), (5150, 129503), (5665, 117730), (6283, 106150), (6710, 99395), (9650, 69113), (10615, 62830), (11330, 58865), (11773, 56650), (12566, 53075), (16775, 39758), (19879, 33550), (21230, 31415), (23546, 28325)]