65408980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 171489024

約数和(自身を除く): 106080044

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 83, 91, 130, 140, 166, 182, 260, 332, 364, 415, 433, 455, 581, 830, 866, 910, 1079, 1162, 1660, 1732, 1820, 2158, 2165, 2324, 2905, 3031, 4316, 4330, 5395, 5629, 5810, 6062, 7553, 8660, 10790, 11258, 11620, 12124, 15106, 15155, 21580, 22516, 28145, 30212, 30310, 35939, 37765, 39403, 56290, 60620, 71878, 75530, 78806, 112580, 143756, 151060, 157612, 179695, 197015, 251573, 359390, 394030, 467207, 503146, 718780, 788060, 934414, 1006292, 1257865, 1868828, 2336035, 2515730, 3270449, 4672070, 5031460, 6540898, 9344140, 13081796, 16352245, 32704490, 65408980]

約数ペア:

[(1, 65408980), (2, 32704490), (4, 16352245), (5, 13081796), (7, 9344140), (10, 6540898), (13, 5031460), (14, 4672070), (20, 3270449), (26, 2515730), (28, 2336035), (35, 1868828), (52, 1257865), (65, 1006292), (70, 934414), (83, 788060), (91, 718780), (130, 503146), (140, 467207), (166, 394030), (182, 359390), (260, 251573), (332, 197015), (364, 179695), (415, 157612), (433, 151060), (455, 143756), (581, 112580), (830, 78806), (866, 75530), (910, 71878), (1079, 60620), (1162, 56290), (1660, 39403), (1732, 37765), (1820, 35939), (2158, 30310), (2165, 30212), (2324, 28145), (2905, 22516), (3031, 21580), (4316, 15155), (4330, 15106), (5395, 12124), (5629, 11620), (5810, 11258), (6062, 10790), (7553, 8660)]