61965280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^3$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 162908928

約数和(自身を除く): 100943648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 961, 992, 1040, 1240, 1612, 1922, 2015, 2080, 2480, 3224, 3844, 4030, 4805, 4960, 6448, 7688, 8060, 9610, 12493, 12896, 15376, 16120, 19220, 24986, 29791, 30752, 32240, 38440, 49972, 59582, 62465, 64480, 76880, 99944, 119164, 124930, 148955, 153760, 199888, 238328, 249860, 297910, 387283, 399776, 476656, 499720, 595820, 774566, 953312, 999440, 1191640, 1549132, 1936415, 1998880, 2383280, 3098264, 3872830, 4766560, 6196528, 7745660, 12393056, 15491320, 30982640, 61965280]

約数ペア:

[(1, 61965280), (2, 30982640), (4, 15491320), (5, 12393056), (8, 7745660), (10, 6196528), (13, 4766560), (16, 3872830), (20, 3098264), (26, 2383280), (31, 1998880), (32, 1936415), (40, 1549132), (52, 1191640), (62, 999440), (65, 953312), (80, 774566), (104, 595820), (124, 499720), (130, 476656), (155, 399776), (160, 387283), (208, 297910), (248, 249860), (260, 238328), (310, 199888), (403, 153760), (416, 148955), (496, 124930), (520, 119164), (620, 99944), (806, 76880), (961, 64480), (992, 62465), (1040, 59582), (1240, 49972), (1612, 38440), (1922, 32240), (2015, 30752), (2080, 29791), (2480, 24986), (3224, 19220), (3844, 16120), (4030, 15376), (4805, 12896), (4960, 12493), (6448, 9610), (7688, 8060)]