1078712900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{3221}}^1$

素因数の和:3449

約数の個数: 72

約数和(自身を含む): 2491856136

約数和(自身を除く): 1413143236

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 197, 340, 394, 425, 788, 850, 985, 1700, 1970, 3221, 3349, 3940, 4925, 6442, 6698, 9850, 12884, 13396, 16105, 16745, 19700, 32210, 33490, 54757, 64420, 66980, 80525, 83725, 109514, 161050, 167450, 219028, 273785, 322100, 334900, 547570, 634537, 1095140, 1269074, 1368925, 2538148, 2737850, 3172685, 5475700, 6345370, 10787129, 12690740, 15863425, 21574258, 31726850, 43148516, 53935645, 63453700, 107871290, 215742580, 269678225, 539356450, 1078712900]

約数ペア:

[(1, 1078712900), (2, 539356450), (4, 269678225), (5, 215742580), (10, 107871290), (17, 63453700), (20, 53935645), (25, 43148516), (34, 31726850), (50, 21574258), (68, 15863425), (85, 12690740), (100, 10787129), (170, 6345370), (197, 5475700), (340, 3172685), (394, 2737850), (425, 2538148), (788, 1368925), (850, 1269074), (985, 1095140), (1700, 634537), (1970, 547570), (3221, 334900), (3349, 322100), (3940, 273785), (4925, 219028), (6442, 167450), (6698, 161050), (9850, 109514), (12884, 83725), (13396, 80525), (16105, 66980), (16745, 64420), (19700, 54757), (32210, 33490)]