157200080

素因数分解:

$2^4\times 5^1\times {\mathrm{739}}^1\times {\mathrm{2659}}^1$

素因数の和:3411

約数の個数: 40

約数和(自身を含む): 366122400

約数和(自身を除く): 208922320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 739, 1478, 2659, 2956, 3695, 5318, 5912, 7390, 10636, 11824, 13295, 14780, 21272, 26590, 29560, 42544, 53180, 59120, 106360, 212720, 1965001, 3930002, 7860004, 9825005, 15720008, 19650010, 31440016, 39300020, 78600040, 157200080]

約数ペア:

[(1, 157200080), (2, 78600040), (4, 39300020), (5, 31440016), (8, 19650010), (10, 15720008), (16, 9825005), (20, 7860004), (40, 3930002), (80, 1965001), (739, 212720), (1478, 106360), (2659, 59120), (2956, 53180), (3695, 42544), (5318, 29560), (5912, 26590), (7390, 21272), (10636, 14780), (11824, 13295)]