65021580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:816

約数の個数: 144

約数和(自身を含む): 218434944

約数和(自身を除く): 153413364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 111, 117, 130, 148, 156, 180, 185, 195, 222, 234, 260, 333, 370, 390, 444, 468, 481, 555, 585, 666, 740, 751, 780, 962, 1110, 1170, 1332, 1443, 1502, 1665, 1924, 2220, 2253, 2340, 2405, 2886, 3004, 3330, 3755, 4329, 4506, 4810, 5772, 6660, 6759, 7215, 7510, 8658, 9012, 9620, 9763, 11265, 13518, 14430, 15020, 17316, 19526, 21645, 22530, 27036, 27787, 28860, 29289, 33795, 39052, 43290, 45060, 48815, 55574, 58578, 67590, 83361, 86580, 87867, 97630, 111148, 117156, 135180, 138935, 146445, 166722, 175734, 195260, 250083, 277870, 292890, 333444, 351468, 361231, 416805, 439335, 500166, 555740, 585780, 722462, 833610, 878670, 1000332, 1083693, 1250415, 1444924, 1667220, 1757340, 1806155, 2167386, 2500830, 3251079, 3612310, 4334772, 5001660, 5418465, 6502158, 7224620, 10836930, 13004316, 16255395, 21673860, 32510790, 65021580]

約数ペア:

[(1, 65021580), (2, 32510790), (3, 21673860), (4, 16255395), (5, 13004316), (6, 10836930), (9, 7224620), (10, 6502158), (12, 5418465), (13, 5001660), (15, 4334772), (18, 3612310), (20, 3251079), (26, 2500830), (30, 2167386), (36, 1806155), (37, 1757340), (39, 1667220), (45, 1444924), (52, 1250415), (60, 1083693), (65, 1000332), (74, 878670), (78, 833610), (90, 722462), (111, 585780), (117, 555740), (130, 500166), (148, 439335), (156, 416805), (180, 361231), (185, 351468), (195, 333444), (222, 292890), (234, 277870), (260, 250083), (333, 195260), (370, 175734), (390, 166722), (444, 146445), (468, 138935), (481, 135180), (555, 117156), (585, 111148), (666, 97630), (740, 87867), (751, 86580), (780, 83361), (962, 67590), (1110, 58578), (1170, 55574), (1332, 48815), (1443, 45060), (1502, 43290), (1665, 39052), (1924, 33795), (2220, 29289), (2253, 28860), (2340, 27787), (2405, 27036), (2886, 22530), (3004, 21645), (3330, 19526), (3755, 17316), (4329, 15020), (4506, 14430), (4810, 13518), (5772, 11265), (6660, 9763), (6759, 9620), (7215, 9012), (7510, 8658)]