2018129100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{517469}}^1$

素因数の和:517499

約数の個数: 72

約数和(自身を含む): 6288295440

約数和(自身を除く): 4270166340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 517469, 1034938, 1552407, 2069876, 2587345, 3104814, 5174690, 6209628, 6727097, 7762035, 10349380, 12936725, 13454194, 15524070, 20181291, 25873450, 26908388, 31048140, 33635485, 38810175, 40362582, 51746900, 67270970, 77620350, 80725164, 100906455, 134541940, 155240700, 168177425, 201812910, 336354850, 403625820, 504532275, 672709700, 1009064550, 2018129100]

約数ペア:

[(1, 2018129100), (2, 1009064550), (3, 672709700), (4, 504532275), (5, 403625820), (6, 336354850), (10, 201812910), (12, 168177425), (13, 155240700), (15, 134541940), (20, 100906455), (25, 80725164), (26, 77620350), (30, 67270970), (39, 51746900), (50, 40362582), (52, 38810175), (60, 33635485), (65, 31048140), (75, 26908388), (78, 25873450), (100, 20181291), (130, 15524070), (150, 13454194), (156, 12936725), (195, 10349380), (260, 7762035), (300, 6727097), (325, 6209628), (390, 5174690), (650, 3104814), (780, 2587345), (975, 2069876), (1300, 1552407), (1950, 1034938), (3900, 517469)]