87848780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1531}}^1$

素因数の和:1710

約数の個数: 48

約数和(自身を含む): 195605760

約数和(自身を除く): 107756980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 604, 755, 1510, 1531, 2869, 3020, 3062, 5738, 6124, 7655, 11476, 14345, 15310, 28690, 29089, 30620, 57380, 58178, 116356, 145445, 231181, 290890, 462362, 581780, 924724, 1155905, 2311810, 4392439, 4623620, 8784878, 17569756, 21962195, 43924390, 87848780]

約数ペア:

[(1, 87848780), (2, 43924390), (4, 21962195), (5, 17569756), (10, 8784878), (19, 4623620), (20, 4392439), (38, 2311810), (76, 1155905), (95, 924724), (151, 581780), (190, 462362), (302, 290890), (380, 231181), (604, 145445), (755, 116356), (1510, 58178), (1531, 57380), (2869, 30620), (3020, 29089), (3062, 28690), (5738, 15310), (6124, 14345), (7655, 11476)]