72981116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 144883200

約数和(自身を除く): 71902084

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 139, 278, 299, 439, 556, 598, 878, 1196, 1756, 1807, 3197, 3614, 5707, 6394, 7228, 10097, 11414, 12788, 20194, 22828, 40388, 41561, 61021, 83122, 122042, 131261, 166244, 244084, 262522, 525044, 793273, 1403483, 1586546, 2806966, 3173092, 5613932, 18245279, 36490558, 72981116]

約数ペア:

[(1, 72981116), (2, 36490558), (4, 18245279), (13, 5613932), (23, 3173092), (26, 2806966), (46, 1586546), (52, 1403483), (92, 793273), (139, 525044), (278, 262522), (299, 244084), (439, 166244), (556, 131261), (598, 122042), (878, 83122), (1196, 61021), (1756, 41561), (1807, 40388), (3197, 22828), (3614, 20194), (5707, 12788), (6394, 11414), (7228, 10097)]