99071920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{751}}^1$

素因数の和:878

約数の個数: 80

約数和(自身を含む): 246734208

約数和(自身を除く): 147662288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 97, 136, 170, 194, 272, 340, 388, 485, 680, 751, 776, 970, 1360, 1502, 1552, 1649, 1940, 3004, 3298, 3755, 3880, 6008, 6596, 7510, 7760, 8245, 12016, 12767, 13192, 15020, 16490, 25534, 26384, 30040, 32980, 51068, 60080, 63835, 65960, 72847, 102136, 127670, 131920, 145694, 204272, 255340, 291388, 364235, 510680, 582776, 728470, 1021360, 1165552, 1238399, 1456940, 2476798, 2913880, 4953596, 5827760, 6191995, 9907192, 12383990, 19814384, 24767980, 49535960, 99071920]

約数ペア:

[(1, 99071920), (2, 49535960), (4, 24767980), (5, 19814384), (8, 12383990), (10, 9907192), (16, 6191995), (17, 5827760), (20, 4953596), (34, 2913880), (40, 2476798), (68, 1456940), (80, 1238399), (85, 1165552), (97, 1021360), (136, 728470), (170, 582776), (194, 510680), (272, 364235), (340, 291388), (388, 255340), (485, 204272), (680, 145694), (751, 131920), (776, 127670), (970, 102136), (1360, 72847), (1502, 65960), (1552, 63835), (1649, 60080), (1940, 51068), (3004, 32980), (3298, 30040), (3755, 26384), (3880, 25534), (6008, 16490), (6596, 15020), (7510, 13192), (7760, 12767), (8245, 12016)]