406370900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13591}}^1$

素因数の和:13641

約数の個数: 72

約数和(自身を含む): 991019904

約数和(自身を除く): 584649004

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 130, 230, 260, 299, 325, 460, 575, 598, 650, 1150, 1196, 1300, 1495, 2300, 2990, 5980, 7475, 13591, 14950, 27182, 29900, 54364, 67955, 135910, 176683, 271820, 312593, 339775, 353366, 625186, 679550, 706732, 883415, 1250372, 1359100, 1562965, 1766830, 3125930, 3533660, 4063709, 4417075, 6251860, 7814825, 8127418, 8834150, 15629650, 16254836, 17668300, 20318545, 31259300, 40637090, 81274180, 101592725, 203185450, 406370900]

約数ペア:

[(1, 406370900), (2, 203185450), (4, 101592725), (5, 81274180), (10, 40637090), (13, 31259300), (20, 20318545), (23, 17668300), (25, 16254836), (26, 15629650), (46, 8834150), (50, 8127418), (52, 7814825), (65, 6251860), (92, 4417075), (100, 4063709), (115, 3533660), (130, 3125930), (230, 1766830), (260, 1562965), (299, 1359100), (325, 1250372), (460, 883415), (575, 706732), (598, 679550), (650, 625186), (1150, 353366), (1196, 339775), (1300, 312593), (1495, 271820), (2300, 176683), (2990, 135910), (5980, 67955), (7475, 54364), (13591, 29900), (14950, 27182)]