4745000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 80

約数和(自身を含む): 12136740

約数和(自身を除く): 7391740

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 73, 100, 104, 125, 130, 146, 200, 250, 260, 292, 325, 365, 500, 520, 584, 625, 650, 730, 949, 1000, 1250, 1300, 1460, 1625, 1825, 1898, 2500, 2600, 2920, 3250, 3650, 3796, 4745, 5000, 6500, 7300, 7592, 8125, 9125, 9490, 13000, 14600, 16250, 18250, 18980, 23725, 32500, 36500, 37960, 45625, 47450, 65000, 73000, 91250, 94900, 118625, 182500, 189800, 237250, 365000, 474500, 593125, 949000, 1186250, 2372500, 4745000]

約数ペア:

[(1, 4745000), (2, 2372500), (4, 1186250), (5, 949000), (8, 593125), (10, 474500), (13, 365000), (20, 237250), (25, 189800), (26, 182500), (40, 118625), (50, 94900), (52, 91250), (65, 73000), (73, 65000), (100, 47450), (104, 45625), (125, 37960), (130, 36500), (146, 32500), (200, 23725), (250, 18980), (260, 18250), (292, 16250), (325, 14600), (365, 13000), (500, 9490), (520, 9125), (584, 8125), (625, 7592), (650, 7300), (730, 6500), (949, 5000), (1000, 4745), (1250, 3796), (1300, 3650), (1460, 3250), (1625, 2920), (1825, 2600), (1898, 2500)]