61600100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{641}}^1$

素因数の和:717

約数の個数: 54

約数和(自身を含む): 138338802

約数和(自身を除く): 76738702

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 641, 775, 961, 1282, 1550, 1922, 2564, 3100, 3205, 3844, 4805, 6410, 9610, 12820, 16025, 19220, 19871, 24025, 32050, 39742, 48050, 64100, 79484, 96100, 99355, 198710, 397420, 496775, 616001, 993550, 1232002, 1987100, 2464004, 3080005, 6160010, 12320020, 15400025, 30800050, 61600100]

約数ペア:

[(1, 61600100), (2, 30800050), (4, 15400025), (5, 12320020), (10, 6160010), (20, 3080005), (25, 2464004), (31, 1987100), (50, 1232002), (62, 993550), (100, 616001), (124, 496775), (155, 397420), (310, 198710), (620, 99355), (641, 96100), (775, 79484), (961, 64100), (1282, 48050), (1550, 39742), (1922, 32050), (2564, 24025), (3100, 19871), (3205, 19220), (3844, 16025), (4805, 12820), (6410, 9610)]