78427908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1627}}^1$

素因数の和:1753

約数の個数: 72

約数和(自身を含む): 215703488

約数和(自身を除く): 137275580

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 103, 117, 156, 206, 234, 309, 412, 468, 618, 927, 1236, 1339, 1627, 1854, 2678, 3254, 3708, 4017, 4881, 5356, 6508, 8034, 9762, 12051, 14643, 16068, 19524, 21151, 24102, 29286, 42302, 48204, 58572, 63453, 84604, 126906, 167581, 190359, 253812, 335162, 380718, 502743, 670324, 761436, 1005486, 1508229, 2010972, 2178553, 3016458, 4357106, 6032916, 6535659, 8714212, 13071318, 19606977, 26142636, 39213954, 78427908]

約数ペア:

[(1, 78427908), (2, 39213954), (3, 26142636), (4, 19606977), (6, 13071318), (9, 8714212), (12, 6535659), (13, 6032916), (18, 4357106), (26, 3016458), (36, 2178553), (39, 2010972), (52, 1508229), (78, 1005486), (103, 761436), (117, 670324), (156, 502743), (206, 380718), (234, 335162), (309, 253812), (412, 190359), (468, 167581), (618, 126906), (927, 84604), (1236, 63453), (1339, 58572), (1627, 48204), (1854, 42302), (2678, 29286), (3254, 24102), (3708, 21151), (4017, 19524), (4881, 16068), (5356, 14643), (6508, 12051), (8034, 9762)]