64499724

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 169238160

約数和(自身を除く): 104738436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 89, 123, 164, 178, 246, 267, 356, 369, 491, 492, 534, 738, 801, 982, 1068, 1473, 1476, 1602, 1964, 2946, 3204, 3649, 4419, 5892, 7298, 8838, 10947, 14596, 17676, 20131, 21894, 32841, 40262, 43699, 43788, 60393, 65682, 80524, 87398, 120786, 131097, 131364, 174796, 181179, 241572, 262194, 362358, 393291, 524388, 724716, 786582, 1573164, 1791659, 3583318, 5374977, 7166636, 10749954, 16124931, 21499908, 32249862, 64499724]

約数ペア:

[(1, 64499724), (2, 32249862), (3, 21499908), (4, 16124931), (6, 10749954), (9, 7166636), (12, 5374977), (18, 3583318), (36, 1791659), (41, 1573164), (82, 786582), (89, 724716), (123, 524388), (164, 393291), (178, 362358), (246, 262194), (267, 241572), (356, 181179), (369, 174796), (491, 131364), (492, 131097), (534, 120786), (738, 87398), (801, 80524), (982, 65682), (1068, 60393), (1473, 43788), (1476, 43699), (1602, 40262), (1964, 32841), (2946, 21894), (3204, 20131), (3649, 17676), (4419, 14596), (5892, 10947), (7298, 8838)]