84490900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 199681664

約数和(自身を除く): 115190764

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 103, 130, 206, 260, 325, 412, 515, 631, 650, 1030, 1262, 1300, 1339, 2060, 2524, 2575, 2678, 3155, 5150, 5356, 6310, 6695, 8203, 10300, 12620, 13390, 15775, 16406, 26780, 31550, 32812, 33475, 41015, 63100, 64993, 66950, 82030, 129986, 133900, 164060, 205075, 259972, 324965, 410150, 649930, 820300, 844909, 1299860, 1624825, 1689818, 3249650, 3379636, 4224545, 6499300, 8449090, 16898180, 21122725, 42245450, 84490900]

約数ペア:

[(1, 84490900), (2, 42245450), (4, 21122725), (5, 16898180), (10, 8449090), (13, 6499300), (20, 4224545), (25, 3379636), (26, 3249650), (50, 1689818), (52, 1624825), (65, 1299860), (100, 844909), (103, 820300), (130, 649930), (206, 410150), (260, 324965), (325, 259972), (412, 205075), (515, 164060), (631, 133900), (650, 129986), (1030, 82030), (1262, 66950), (1300, 64993), (1339, 63100), (2060, 41015), (2524, 33475), (2575, 32812), (2678, 31550), (3155, 26780), (5150, 16406), (5356, 15775), (6310, 13390), (6695, 12620), (8203, 10300)]