53444540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 115867584

約数和(自身を除く): 62423044

約数列:

[1, 2, 4, 5, 10, 20, 61, 71, 122, 142, 244, 284, 305, 355, 610, 617, 710, 1220, 1234, 1420, 2468, 3085, 4331, 6170, 8662, 12340, 17324, 21655, 37637, 43310, 43807, 75274, 86620, 87614, 150548, 175228, 188185, 219035, 376370, 438070, 752740, 876140, 2672227, 5344454, 10688908, 13361135, 26722270, 53444540]

約数ペア:

[(1, 53444540), (2, 26722270), (4, 13361135), (5, 10688908), (10, 5344454), (20, 2672227), (61, 876140), (71, 752740), (122, 438070), (142, 376370), (244, 219035), (284, 188185), (305, 175228), (355, 150548), (610, 87614), (617, 86620), (710, 75274), (1220, 43807), (1234, 43310), (1420, 37637), (2468, 21655), (3085, 17324), (4331, 12340), (6170, 8662)]