122090000

素因数分解:

$2^4\times 5^4\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 100

約数和(自身を含む): 306511260

約数和(自身を除く): 184421260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 125, 145, 200, 232, 250, 290, 400, 421, 464, 500, 580, 625, 725, 842, 1000, 1160, 1250, 1450, 1684, 2000, 2105, 2320, 2500, 2900, 3368, 3625, 4210, 5000, 5800, 6736, 7250, 8420, 10000, 10525, 11600, 12209, 14500, 16840, 18125, 21050, 24418, 29000, 33680, 36250, 42100, 48836, 52625, 58000, 61045, 72500, 84200, 97672, 105250, 122090, 145000, 168400, 195344, 210500, 244180, 263125, 290000, 305225, 421000, 488360, 526250, 610450, 842000, 976720, 1052500, 1220900, 1526125, 2105000, 2441800, 3052250, 4210000, 4883600, 6104500, 7630625, 12209000, 15261250, 24418000, 30522500, 61045000, 122090000]

約数ペア:

[(1, 122090000), (2, 61045000), (4, 30522500), (5, 24418000), (8, 15261250), (10, 12209000), (16, 7630625), (20, 6104500), (25, 4883600), (29, 4210000), (40, 3052250), (50, 2441800), (58, 2105000), (80, 1526125), (100, 1220900), (116, 1052500), (125, 976720), (145, 842000), (200, 610450), (232, 526250), (250, 488360), (290, 421000), (400, 305225), (421, 290000), (464, 263125), (500, 244180), (580, 210500), (625, 195344), (725, 168400), (842, 145000), (1000, 122090), (1160, 105250), (1250, 97672), (1450, 84200), (1684, 72500), (2000, 61045), (2105, 58000), (2320, 52625), (2500, 48836), (2900, 42100), (3368, 36250), (3625, 33680), (4210, 29000), (5000, 24418), (5800, 21050), (6736, 18125), (7250, 16840), (8420, 14500), (10000, 12209), (10525, 11600)]