197600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:52

約数の個数: 72

約数和(自身を含む): 546840

約数和(自身を除く): 349240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 160, 190, 200, 208, 247, 260, 304, 325, 380, 400, 416, 475, 494, 520, 608, 650, 760, 800, 950, 988, 1040, 1235, 1300, 1520, 1900, 1976, 2080, 2470, 2600, 3040, 3800, 3952, 4940, 5200, 6175, 7600, 7904, 9880, 10400, 12350, 15200, 19760, 24700, 39520, 49400, 98800, 197600]

約数ペア:

[(1, 197600), (2, 98800), (4, 49400), (5, 39520), (8, 24700), (10, 19760), (13, 15200), (16, 12350), (19, 10400), (20, 9880), (25, 7904), (26, 7600), (32, 6175), (38, 5200), (40, 4940), (50, 3952), (52, 3800), (65, 3040), (76, 2600), (80, 2470), (95, 2080), (100, 1976), (104, 1900), (130, 1520), (152, 1300), (160, 1235), (190, 1040), (200, 988), (208, 950), (247, 800), (260, 760), (304, 650), (325, 608), (380, 520), (400, 494), (416, 475)]