1649861200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16699}}^1$

素因数の和:16749

約数の個数: 120

約数和(自身を含む): 4493636000

約数和(自身を除く): 2843774800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 950, 988, 1040, 1235, 1300, 1520, 1900, 1976, 2470, 2600, 3800, 3952, 4940, 5200, 6175, 7600, 9880, 12350, 16699, 19760, 24700, 33398, 49400, 66796, 83495, 98800, 133592, 166990, 217087, 267184, 317281, 333980, 417475, 434174, 634562, 667960, 834950, 868348, 1085435, 1269124, 1335920, 1586405, 1669900, 1736696, 2170870, 2538248, 3172810, 3339800, 3473392, 4124653, 4341740, 5076496, 5427175, 6345620, 6679600, 7932025, 8249306, 8683480, 10854350, 12691240, 15864050, 16498612, 17366960, 20623265, 21708700, 25382480, 31728100, 32997224, 41246530, 43417400, 63456200, 65994448, 82493060, 86834800, 103116325, 126912400, 164986120, 206232650, 329972240, 412465300, 824930600, 1649861200]

約数ペア:

[(1, 1649861200), (2, 824930600), (4, 412465300), (5, 329972240), (8, 206232650), (10, 164986120), (13, 126912400), (16, 103116325), (19, 86834800), (20, 82493060), (25, 65994448), (26, 63456200), (38, 43417400), (40, 41246530), (50, 32997224), (52, 31728100), (65, 25382480), (76, 21708700), (80, 20623265), (95, 17366960), (100, 16498612), (104, 15864050), (130, 12691240), (152, 10854350), (190, 8683480), (200, 8249306), (208, 7932025), (247, 6679600), (260, 6345620), (304, 5427175), (325, 5076496), (380, 4341740), (400, 4124653), (475, 3473392), (494, 3339800), (520, 3172810), (650, 2538248), (760, 2170870), (950, 1736696), (988, 1669900), (1040, 1586405), (1235, 1335920), (1300, 1269124), (1520, 1085435), (1900, 868348), (1976, 834950), (2470, 667960), (2600, 634562), (3800, 434174), (3952, 417475), (4940, 333980), (5200, 317281), (6175, 267184), (7600, 217087), (9880, 166990), (12350, 133592), (16699, 98800), (19760, 83495), (24700, 66796), (33398, 49400)]