208055890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 452874240

約数和(自身を除く): 244818350

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 311, 503, 622, 665, 1006, 1330, 1555, 2177, 2515, 3110, 3521, 4354, 5030, 5909, 7042, 9557, 10885, 11818, 17605, 19114, 21770, 29545, 35210, 41363, 47785, 59090, 66899, 82726, 95570, 133798, 156433, 206815, 312866, 334495, 413630, 668990, 782165, 1095031, 1564330, 2190062, 2972227, 5475155, 5944454, 10950310, 14861135, 20805589, 29722270, 41611178, 104027945, 208055890]

約数ペア:

[(1, 208055890), (2, 104027945), (5, 41611178), (7, 29722270), (10, 20805589), (14, 14861135), (19, 10950310), (35, 5944454), (38, 5475155), (70, 2972227), (95, 2190062), (133, 1564330), (190, 1095031), (266, 782165), (311, 668990), (503, 413630), (622, 334495), (665, 312866), (1006, 206815), (1330, 156433), (1555, 133798), (2177, 95570), (2515, 82726), (3110, 66899), (3521, 59090), (4354, 47785), (5030, 41363), (5909, 35210), (7042, 29545), (9557, 21770), (10885, 19114), (11818, 17605)]