180090040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8447}}^1$

素因数の和:8512

約数の個数: 64

約数和(自身を含む): 447068160

約数和(自身を除く): 266978120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 8447, 10660, 16894, 21320, 33788, 42235, 67576, 84470, 109811, 168940, 219622, 337880, 346327, 439244, 549055, 692654, 878488, 1098110, 1385308, 1731635, 2196220, 2770616, 3463270, 4392440, 4502251, 6926540, 9004502, 13853080, 18009004, 22511255, 36018008, 45022510, 90045020, 180090040]

約数ペア:

[(1, 180090040), (2, 90045020), (4, 45022510), (5, 36018008), (8, 22511255), (10, 18009004), (13, 13853080), (20, 9004502), (26, 6926540), (40, 4502251), (41, 4392440), (52, 3463270), (65, 2770616), (82, 2196220), (104, 1731635), (130, 1385308), (164, 1098110), (205, 878488), (260, 692654), (328, 549055), (410, 439244), (520, 346327), (533, 337880), (820, 219622), (1066, 168940), (1640, 109811), (2132, 84470), (2665, 67576), (4264, 42235), (5330, 33788), (8447, 21320), (10660, 16894)]