90407870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 204240960

約数和(自身を除く): 113833090

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 41, 70, 82, 85, 109, 119, 170, 205, 218, 238, 287, 289, 410, 545, 574, 578, 595, 697, 763, 1090, 1190, 1394, 1435, 1445, 1526, 1853, 2023, 2870, 2890, 3485, 3706, 3815, 4046, 4469, 4879, 6970, 7630, 8938, 9265, 9758, 10115, 11849, 12971, 18530, 20230, 22345, 23698, 24395, 25942, 31283, 31501, 44690, 48790, 59245, 62566, 63002, 64855, 75973, 82943, 118490, 129710, 151946, 156415, 157505, 165886, 220507, 312830, 315010, 379865, 414715, 441014, 531811, 759730, 829430, 1063622, 1102535, 1291541, 2205070, 2583082, 2659055, 5318110, 6457705, 9040787, 12915410, 18081574, 45203935, 90407870]

約数ペア:

[(1, 90407870), (2, 45203935), (5, 18081574), (7, 12915410), (10, 9040787), (14, 6457705), (17, 5318110), (34, 2659055), (35, 2583082), (41, 2205070), (70, 1291541), (82, 1102535), (85, 1063622), (109, 829430), (119, 759730), (170, 531811), (205, 441014), (218, 414715), (238, 379865), (287, 315010), (289, 312830), (410, 220507), (545, 165886), (574, 157505), (578, 156415), (595, 151946), (697, 129710), (763, 118490), (1090, 82943), (1190, 75973), (1394, 64855), (1435, 63002), (1445, 62566), (1526, 59245), (1853, 48790), (2023, 44690), (2870, 31501), (2890, 31283), (3485, 25942), (3706, 24395), (3815, 23698), (4046, 22345), (4469, 20230), (4879, 18530), (6970, 12971), (7630, 11849), (8938, 10115), (9265, 9758)]