205122879376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1\times {\mathrm{20707}}^1$

素因数の和:21272

約数の個数: 80

約数和(自身を含む): 427075165440

約数和(自身を除く): 221952286064

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 316, 461, 632, 922, 1264, 1343, 1844, 2686, 3688, 5372, 7376, 7837, 10744, 15674, 20707, 21488, 31348, 36419, 41414, 62696, 72838, 82828, 125392, 145676, 165656, 291352, 331312, 352019, 582704, 619123, 704038, 1238246, 1408076, 1635853, 2476492, 2816152, 3271706, 4952984, 5632304, 6543412, 9545927, 9905968, 13086824, 19091854, 26173648, 27809501, 38183708, 55619002, 76367416, 111238004, 152734832, 162280759, 222476008, 324561518, 444952016, 649123036, 754128233, 1298246072, 1508256466, 2596492144, 3016512932, 6033025864, 12066051728, 12820179961, 25640359922, 51280719844, 102561439688, 205122879376]

約数ペア:

[(1, 205122879376), (2, 102561439688), (4, 51280719844), (8, 25640359922), (16, 12820179961), (17, 12066051728), (34, 6033025864), (68, 3016512932), (79, 2596492144), (136, 1508256466), (158, 1298246072), (272, 754128233), (316, 649123036), (461, 444952016), (632, 324561518), (922, 222476008), (1264, 162280759), (1343, 152734832), (1844, 111238004), (2686, 76367416), (3688, 55619002), (5372, 38183708), (7376, 27809501), (7837, 26173648), (10744, 19091854), (15674, 13086824), (20707, 9905968), (21488, 9545927), (31348, 6543412), (36419, 5632304), (41414, 4952984), (62696, 3271706), (72838, 2816152), (82828, 2476492), (125392, 1635853), (145676, 1408076), (165656, 1238246), (291352, 704038), (331312, 619123), (352019, 582704)]