197999700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{659999}}^1$

素因数の和:660016

約数の個数: 36

約数和(自身を含む): 572880000

約数和(自身を除く): 374880300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 659999, 1319998, 1979997, 2639996, 3299995, 3959994, 6599990, 7919988, 9899985, 13199980, 16499975, 19799970, 32999950, 39599940, 49499925, 65999900, 98999850, 197999700]

約数ペア:

[(1, 197999700), (2, 98999850), (3, 65999900), (4, 49499925), (5, 39599940), (6, 32999950), (10, 19799970), (12, 16499975), (15, 13199980), (20, 9899985), (25, 7919988), (30, 6599990), (50, 3959994), (60, 3299995), (75, 2639996), (100, 1979997), (150, 1319998), (300, 659999)]