20123998050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10319999}}^1$

素因数の和:10320027

約数の個数: 48

約数和(自身を含む): 53746560000

約数和(自身を除く): 33622561950

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 10319999, 20639998, 30959997, 51599995, 61919994, 103199990, 134159987, 154799985, 257999975, 268319974, 309599970, 402479961, 515999950, 670799935, 773999925, 804959922, 1341599870, 1547999850, 2012399805, 3353999675, 4024799610, 6707999350, 10061999025, 20123998050]

約数ペア:

[(1, 20123998050), (2, 10061999025), (3, 6707999350), (5, 4024799610), (6, 3353999675), (10, 2012399805), (13, 1547999850), (15, 1341599870), (25, 804959922), (26, 773999925), (30, 670799935), (39, 515999950), (50, 402479961), (65, 309599970), (75, 268319974), (78, 257999975), (130, 154799985), (150, 134159987), (195, 103199990), (325, 61919994), (390, 51599995), (650, 30959997), (975, 20639998), (1950, 10319999)]