64523810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 133297920

約数和(自身を除く): 68774110

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 151, 173, 190, 247, 302, 346, 494, 755, 865, 1235, 1510, 1730, 1963, 2249, 2470, 2869, 3287, 3926, 4498, 5738, 6574, 9815, 11245, 14345, 16435, 19630, 22490, 26123, 28690, 32870, 37297, 42731, 52246, 74594, 85462, 130615, 186485, 213655, 261230, 339599, 372970, 427310, 496337, 679198, 992674, 1697995, 2481685, 3395990, 4963370, 6452381, 12904762, 32261905, 64523810]

約数ペア:

[(1, 64523810), (2, 32261905), (5, 12904762), (10, 6452381), (13, 4963370), (19, 3395990), (26, 2481685), (38, 1697995), (65, 992674), (95, 679198), (130, 496337), (151, 427310), (173, 372970), (190, 339599), (247, 261230), (302, 213655), (346, 186485), (494, 130615), (755, 85462), (865, 74594), (1235, 52246), (1510, 42731), (1730, 37297), (1963, 32870), (2249, 28690), (2470, 26123), (2869, 22490), (3287, 19630), (3926, 16435), (4498, 14345), (5738, 11245), (6574, 9815)]