1243156900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{13183}}^1$

素因数の和:13261

約数の個数: 72

約数和(自身を含む): 2883815424

約数和(自身を除く): 1640658524

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 46, 50, 82, 92, 100, 115, 164, 205, 230, 410, 460, 575, 820, 943, 1025, 1150, 1886, 2050, 2300, 3772, 4100, 4715, 9430, 13183, 18860, 23575, 26366, 47150, 52732, 65915, 94300, 131830, 263660, 303209, 329575, 540503, 606418, 659150, 1081006, 1212836, 1318300, 1516045, 2162012, 2702515, 3032090, 5405030, 6064180, 7580225, 10810060, 12431569, 13512575, 15160450, 24863138, 27025150, 30320900, 49726276, 54050300, 62157845, 124315690, 248631380, 310789225, 621578450, 1243156900]

約数ペア:

[(1, 1243156900), (2, 621578450), (4, 310789225), (5, 248631380), (10, 124315690), (20, 62157845), (23, 54050300), (25, 49726276), (41, 30320900), (46, 27025150), (50, 24863138), (82, 15160450), (92, 13512575), (100, 12431569), (115, 10810060), (164, 7580225), (205, 6064180), (230, 5405030), (410, 3032090), (460, 2702515), (575, 2162012), (820, 1516045), (943, 1318300), (1025, 1212836), (1150, 1081006), (1886, 659150), (2050, 606418), (2300, 540503), (3772, 329575), (4100, 303209), (4715, 263660), (9430, 131830), (13183, 94300), (18860, 65915), (23575, 52732), (26366, 47150)]