802525040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2917}}^1$

素因数の和:3130

約数の個数: 80

約数和(自身を含む): 1975602720

約数和(自身を除く): 1173077680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 304, 362, 380, 724, 760, 905, 1448, 1520, 1810, 2896, 2917, 3439, 3620, 5834, 6878, 7240, 11668, 13756, 14480, 14585, 17195, 23336, 27512, 29170, 34390, 46672, 55024, 55423, 58340, 68780, 110846, 116680, 137560, 221692, 233360, 275120, 277115, 443384, 527977, 554230, 886768, 1055954, 1108460, 2111908, 2216920, 2639885, 4223816, 4433840, 5279770, 8447632, 10031563, 10559540, 20063126, 21119080, 40126252, 42238160, 50157815, 80252504, 100315630, 160505008, 200631260, 401262520, 802525040]

約数ペア:

[(1, 802525040), (2, 401262520), (4, 200631260), (5, 160505008), (8, 100315630), (10, 80252504), (16, 50157815), (19, 42238160), (20, 40126252), (38, 21119080), (40, 20063126), (76, 10559540), (80, 10031563), (95, 8447632), (152, 5279770), (181, 4433840), (190, 4223816), (304, 2639885), (362, 2216920), (380, 2111908), (724, 1108460), (760, 1055954), (905, 886768), (1448, 554230), (1520, 527977), (1810, 443384), (2896, 277115), (2917, 275120), (3439, 233360), (3620, 221692), (5834, 137560), (6878, 116680), (7240, 110846), (11668, 68780), (13756, 58340), (14480, 55423), (14585, 55024), (17195, 46672), (23336, 34390), (27512, 29170)]