89725220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 219300480

約数和(自身を除く): 129575260

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 41, 52, 65, 76, 82, 95, 130, 164, 190, 205, 247, 260, 380, 410, 443, 494, 533, 779, 820, 886, 988, 1066, 1235, 1558, 1772, 2132, 2215, 2470, 2665, 3116, 3895, 4430, 4940, 5330, 5759, 7790, 8417, 8860, 10127, 10660, 11518, 15580, 16834, 18163, 20254, 23036, 28795, 33668, 36326, 40508, 42085, 50635, 57590, 72652, 84170, 90815, 101270, 109421, 115180, 168340, 181630, 202540, 218842, 236119, 345097, 363260, 437684, 472238, 547105, 690194, 944476, 1094210, 1180595, 1380388, 1725485, 2188420, 2361190, 3450970, 4486261, 4722380, 6901940, 8972522, 17945044, 22431305, 44862610, 89725220]

約数ペア:

[(1, 89725220), (2, 44862610), (4, 22431305), (5, 17945044), (10, 8972522), (13, 6901940), (19, 4722380), (20, 4486261), (26, 3450970), (38, 2361190), (41, 2188420), (52, 1725485), (65, 1380388), (76, 1180595), (82, 1094210), (95, 944476), (130, 690194), (164, 547105), (190, 472238), (205, 437684), (247, 363260), (260, 345097), (380, 236119), (410, 218842), (443, 202540), (494, 181630), (533, 168340), (779, 115180), (820, 109421), (886, 101270), (988, 90815), (1066, 84170), (1235, 72652), (1558, 57590), (1772, 50635), (2132, 42085), (2215, 40508), (2470, 36326), (2665, 33668), (3116, 28795), (3895, 23036), (4430, 20254), (4940, 18163), (5330, 16834), (5759, 15580), (7790, 11518), (8417, 10660), (8860, 10127)]