71753240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3209}}^1$

素因数の和:3276

約数の個数: 64

約数和(自身を含む): 177962400

約数和(自身を除く): 106209160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 3209, 4472, 5590, 6418, 11180, 12836, 16045, 22360, 25672, 32090, 41717, 64180, 83434, 128360, 137987, 166868, 208585, 275974, 333736, 417170, 551948, 689935, 834340, 1103896, 1379870, 1668680, 1793831, 2759740, 3587662, 5519480, 7175324, 8969155, 14350648, 17938310, 35876620, 71753240]

約数ペア:

[(1, 71753240), (2, 35876620), (4, 17938310), (5, 14350648), (8, 8969155), (10, 7175324), (13, 5519480), (20, 3587662), (26, 2759740), (40, 1793831), (43, 1668680), (52, 1379870), (65, 1103896), (86, 834340), (104, 689935), (130, 551948), (172, 417170), (215, 333736), (260, 275974), (344, 208585), (430, 166868), (520, 137987), (559, 128360), (860, 83434), (1118, 64180), (1720, 41717), (2236, 32090), (2795, 25672), (3209, 22360), (4472, 16045), (5590, 12836), (6418, 11180)]