201442100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 453720960

約数和(自身を除く): 252278860

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 79, 86, 100, 158, 172, 215, 316, 395, 430, 593, 790, 860, 1075, 1186, 1580, 1975, 2150, 2372, 2965, 3397, 3950, 4300, 5930, 6794, 7900, 11860, 13588, 14825, 16985, 25499, 29650, 33970, 46847, 50998, 59300, 67940, 84925, 93694, 101996, 127495, 169850, 187388, 234235, 254990, 339700, 468470, 509980, 637475, 936940, 1171175, 1274950, 2014421, 2342350, 2549900, 4028842, 4684700, 8057684, 10072105, 20144210, 40288420, 50360525, 100721050, 201442100]

約数ペア:

[(1, 201442100), (2, 100721050), (4, 50360525), (5, 40288420), (10, 20144210), (20, 10072105), (25, 8057684), (43, 4684700), (50, 4028842), (79, 2549900), (86, 2342350), (100, 2014421), (158, 1274950), (172, 1171175), (215, 936940), (316, 637475), (395, 509980), (430, 468470), (593, 339700), (790, 254990), (860, 234235), (1075, 187388), (1186, 169850), (1580, 127495), (1975, 101996), (2150, 93694), (2372, 84925), (2965, 67940), (3397, 59300), (3950, 50998), (4300, 46847), (5930, 33970), (6794, 29650), (7900, 25499), (11860, 16985), (13588, 14825)]