55991000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 145454400

約数和(自身を除く): 89463400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 59, 65, 73, 100, 104, 118, 125, 130, 146, 200, 236, 250, 260, 292, 295, 325, 365, 472, 500, 520, 584, 590, 650, 730, 767, 949, 1000, 1180, 1300, 1460, 1475, 1534, 1625, 1825, 1898, 2360, 2600, 2920, 2950, 3068, 3250, 3650, 3796, 3835, 4307, 4745, 5900, 6136, 6500, 7300, 7375, 7592, 7670, 8614, 9125, 9490, 11800, 13000, 14600, 14750, 15340, 17228, 18250, 18980, 19175, 21535, 23725, 29500, 30680, 34456, 36500, 37960, 38350, 43070, 47450, 55991, 59000, 73000, 76700, 86140, 94900, 95875, 107675, 111982, 118625, 153400, 172280, 189800, 191750, 215350, 223964, 237250, 279955, 383500, 430700, 447928, 474500, 538375, 559910, 767000, 861400, 949000, 1076750, 1119820, 1399775, 2153500, 2239640, 2799550, 4307000, 5599100, 6998875, 11198200, 13997750, 27995500, 55991000]

約数ペア:

[(1, 55991000), (2, 27995500), (4, 13997750), (5, 11198200), (8, 6998875), (10, 5599100), (13, 4307000), (20, 2799550), (25, 2239640), (26, 2153500), (40, 1399775), (50, 1119820), (52, 1076750), (59, 949000), (65, 861400), (73, 767000), (100, 559910), (104, 538375), (118, 474500), (125, 447928), (130, 430700), (146, 383500), (200, 279955), (236, 237250), (250, 223964), (260, 215350), (292, 191750), (295, 189800), (325, 172280), (365, 153400), (472, 118625), (500, 111982), (520, 107675), (584, 95875), (590, 94900), (650, 86140), (730, 76700), (767, 73000), (949, 59000), (1000, 55991), (1180, 47450), (1300, 43070), (1460, 38350), (1475, 37960), (1534, 36500), (1625, 34456), (1825, 30680), (1898, 29500), (2360, 23725), (2600, 21535), (2920, 19175), (2950, 18980), (3068, 18250), (3250, 17228), (3650, 15340), (3796, 14750), (3835, 14600), (4307, 13000), (4745, 11800), (5900, 9490), (6136, 9125), (6500, 8614), (7300, 7670), (7375, 7592)]