51221910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1231}}^1$

素因数の和:1333

約数の個数: 64

約数和(自身を含む): 131281920

約数和(自身を除く): 80060010

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 73, 95, 114, 146, 190, 219, 285, 365, 438, 570, 730, 1095, 1231, 1387, 2190, 2462, 2774, 3693, 4161, 6155, 6935, 7386, 8322, 12310, 13870, 18465, 20805, 23389, 36930, 41610, 46778, 70167, 89863, 116945, 140334, 179726, 233890, 269589, 350835, 449315, 539178, 701670, 898630, 1347945, 1707397, 2695890, 3414794, 5122191, 8536985, 10244382, 17073970, 25610955, 51221910]

約数ペア:

[(1, 51221910), (2, 25610955), (3, 17073970), (5, 10244382), (6, 8536985), (10, 5122191), (15, 3414794), (19, 2695890), (30, 1707397), (38, 1347945), (57, 898630), (73, 701670), (95, 539178), (114, 449315), (146, 350835), (190, 269589), (219, 233890), (285, 179726), (365, 140334), (438, 116945), (570, 89863), (730, 70167), (1095, 46778), (1231, 41610), (1387, 36930), (2190, 23389), (2462, 20805), (2774, 18465), (3693, 13870), (4161, 12310), (6155, 8322), (6935, 7386)]