999373040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{3697}}^1$

素因数の和:3850

約数の個数: 80

約数和(自身を含む): 2421154560

約数和(自身を除く): 1421781520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 218, 248, 310, 436, 496, 545, 620, 872, 1090, 1240, 1744, 2180, 2480, 3379, 3697, 4360, 6758, 7394, 8720, 13516, 14788, 16895, 18485, 27032, 29576, 33790, 36970, 54064, 59152, 67580, 73940, 114607, 135160, 147880, 229214, 270320, 295760, 402973, 458428, 573035, 805946, 916856, 1146070, 1611892, 1833712, 2014865, 2292140, 3223784, 4029730, 4584280, 6447568, 8059460, 9168560, 12492163, 16118920, 24984326, 32237840, 49968652, 62460815, 99937304, 124921630, 199874608, 249843260, 499686520, 999373040]

約数ペア:

[(1, 999373040), (2, 499686520), (4, 249843260), (5, 199874608), (8, 124921630), (10, 99937304), (16, 62460815), (20, 49968652), (31, 32237840), (40, 24984326), (62, 16118920), (80, 12492163), (109, 9168560), (124, 8059460), (155, 6447568), (218, 4584280), (248, 4029730), (310, 3223784), (436, 2292140), (496, 2014865), (545, 1833712), (620, 1611892), (872, 1146070), (1090, 916856), (1240, 805946), (1744, 573035), (2180, 458428), (2480, 402973), (3379, 295760), (3697, 270320), (4360, 229214), (6758, 147880), (7394, 135160), (8720, 114607), (13516, 73940), (14788, 67580), (16895, 59152), (18485, 54064), (27032, 36970), (29576, 33790)]