505192490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 1013523840

約数和(自身を除く): 508331350

約数列:

[1, 2, 5, 10, 11, 22, 55, 97, 110, 113, 194, 226, 419, 485, 565, 838, 970, 1067, 1130, 1243, 2095, 2134, 2486, 4190, 4609, 5335, 6215, 9218, 10670, 10961, 12430, 21922, 23045, 40643, 46090, 47347, 54805, 81286, 94694, 109610, 120571, 203215, 236735, 241142, 406430, 447073, 473470, 520817, 602855, 894146, 1041634, 1205710, 2235365, 2604085, 4470730, 4592659, 5208170, 9185318, 22963295, 45926590, 50519249, 101038498, 252596245, 505192490]

約数ペア:

[(1, 505192490), (2, 252596245), (5, 101038498), (10, 50519249), (11, 45926590), (22, 22963295), (55, 9185318), (97, 5208170), (110, 4592659), (113, 4470730), (194, 2604085), (226, 2235365), (419, 1205710), (485, 1041634), (565, 894146), (838, 602855), (970, 520817), (1067, 473470), (1130, 447073), (1243, 406430), (2095, 241142), (2134, 236735), (2486, 203215), (4190, 120571), (4609, 109610), (5335, 94694), (6215, 81286), (9218, 54805), (10670, 47347), (10961, 46090), (12430, 40643), (21922, 23045)]