115473520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 286374528

約数和(自身を除く): 170901008

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 197, 272, 340, 394, 431, 680, 788, 862, 985, 1360, 1576, 1724, 1970, 2155, 3152, 3349, 3448, 3940, 4310, 6698, 6896, 7327, 7880, 8620, 13396, 14654, 15760, 16745, 17240, 26792, 29308, 33490, 34480, 36635, 53584, 58616, 66980, 73270, 84907, 117232, 133960, 146540, 169814, 267920, 293080, 339628, 424535, 586160, 679256, 849070, 1358512, 1443419, 1698140, 2886838, 3396280, 5773676, 6792560, 7217095, 11547352, 14434190, 23094704, 28868380, 57736760, 115473520]

約数ペア:

[(1, 115473520), (2, 57736760), (4, 28868380), (5, 23094704), (8, 14434190), (10, 11547352), (16, 7217095), (17, 6792560), (20, 5773676), (34, 3396280), (40, 2886838), (68, 1698140), (80, 1443419), (85, 1358512), (136, 849070), (170, 679256), (197, 586160), (272, 424535), (340, 339628), (394, 293080), (431, 267920), (680, 169814), (788, 146540), (862, 133960), (985, 117232), (1360, 84907), (1576, 73270), (1724, 66980), (1970, 58616), (2155, 53584), (3152, 36635), (3349, 34480), (3448, 33490), (3940, 29308), (4310, 26792), (6698, 17240), (6896, 16745), (7327, 15760), (7880, 14654), (8620, 13396)]