64218484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 133781760

約数和(自身を除く): 69563276

約数列:

[1, 2, 4, 11, 22, 23, 31, 44, 46, 62, 89, 92, 124, 178, 253, 341, 356, 506, 529, 682, 713, 979, 1012, 1058, 1364, 1426, 1958, 2047, 2116, 2759, 2852, 3916, 4094, 5518, 5819, 7843, 8188, 11036, 11638, 15686, 16399, 22517, 23276, 30349, 31372, 32798, 45034, 47081, 60698, 63457, 65596, 90068, 94162, 121396, 126914, 180389, 188324, 253828, 360778, 517891, 698027, 721556, 1035782, 1396054, 1459511, 2071564, 2792108, 2919022, 5838044, 16054621, 32109242, 64218484]

約数ペア:

[(1, 64218484), (2, 32109242), (4, 16054621), (11, 5838044), (22, 2919022), (23, 2792108), (31, 2071564), (44, 1459511), (46, 1396054), (62, 1035782), (89, 721556), (92, 698027), (124, 517891), (178, 360778), (253, 253828), (341, 188324), (356, 180389), (506, 126914), (529, 121396), (682, 94162), (713, 90068), (979, 65596), (1012, 63457), (1058, 60698), (1364, 47081), (1426, 45034), (1958, 32798), (2047, 31372), (2116, 30349), (2759, 23276), (2852, 22517), (3916, 16399), (4094, 15686), (5518, 11638), (5819, 11036), (7843, 8188)]