89660380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2963}}^1$

素因数の和:3078

約数の個数: 48

約数和(自身を含む): 201670560

約数和(自身を除く): 112010180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 2963, 3026, 5926, 6052, 7565, 11852, 14815, 15130, 29630, 30260, 50371, 59260, 100742, 201484, 251855, 263707, 503710, 527414, 1007420, 1054828, 1318535, 2637070, 4483019, 5274140, 8966038, 17932076, 22415095, 44830190, 89660380]

約数ペア:

[(1, 89660380), (2, 44830190), (4, 22415095), (5, 17932076), (10, 8966038), (17, 5274140), (20, 4483019), (34, 2637070), (68, 1318535), (85, 1054828), (89, 1007420), (170, 527414), (178, 503710), (340, 263707), (356, 251855), (445, 201484), (890, 100742), (1513, 59260), (1780, 50371), (2963, 30260), (3026, 29630), (5926, 15130), (6052, 14815), (7565, 11852)]