65820040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 179262720

約数和(自身を除く): 113442680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 37, 40, 44, 52, 55, 65, 74, 88, 104, 110, 130, 143, 148, 185, 220, 260, 286, 296, 311, 370, 407, 440, 481, 520, 572, 622, 715, 740, 814, 962, 1144, 1244, 1430, 1480, 1555, 1628, 1924, 2035, 2405, 2488, 2860, 3110, 3256, 3421, 3848, 4043, 4070, 4810, 5291, 5720, 6220, 6842, 8086, 8140, 9620, 10582, 11507, 12440, 13684, 16172, 16280, 17105, 19240, 20215, 21164, 23014, 26455, 27368, 32344, 34210, 40430, 42328, 44473, 46028, 52910, 57535, 68420, 80860, 88946, 92056, 105820, 115070, 126577, 136840, 149591, 161720, 177892, 211640, 222365, 230140, 253154, 299182, 355784, 444730, 460280, 506308, 598364, 632885, 747955, 889460, 1012616, 1196728, 1265770, 1495910, 1645501, 1778920, 2531540, 2991820, 3291002, 5063080, 5983640, 6582004, 8227505, 13164008, 16455010, 32910020, 65820040]

約数ペア:

[(1, 65820040), (2, 32910020), (4, 16455010), (5, 13164008), (8, 8227505), (10, 6582004), (11, 5983640), (13, 5063080), (20, 3291002), (22, 2991820), (26, 2531540), (37, 1778920), (40, 1645501), (44, 1495910), (52, 1265770), (55, 1196728), (65, 1012616), (74, 889460), (88, 747955), (104, 632885), (110, 598364), (130, 506308), (143, 460280), (148, 444730), (185, 355784), (220, 299182), (260, 253154), (286, 230140), (296, 222365), (311, 211640), (370, 177892), (407, 161720), (440, 149591), (481, 136840), (520, 126577), (572, 115070), (622, 105820), (715, 92056), (740, 88946), (814, 80860), (962, 68420), (1144, 57535), (1244, 52910), (1430, 46028), (1480, 44473), (1555, 42328), (1628, 40430), (1924, 34210), (2035, 32344), (2405, 27368), (2488, 26455), (2860, 23014), (3110, 21164), (3256, 20215), (3421, 19240), (3848, 17105), (4043, 16280), (4070, 16172), (4810, 13684), (5291, 12440), (5720, 11507), (6220, 10582), (6842, 9620), (8086, 8140)]