42928990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 87998400

約数和(自身を除く): 45069410

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 59, 65, 118, 130, 145, 193, 290, 295, 377, 386, 590, 754, 767, 965, 1534, 1711, 1885, 1930, 2509, 3422, 3770, 3835, 5018, 5597, 7670, 8555, 11194, 11387, 12545, 17110, 22243, 22774, 25090, 27985, 44486, 55970, 56935, 72761, 111215, 113870, 145522, 148031, 222430, 296062, 330223, 363805, 660446, 727610, 740155, 1480310, 1651115, 3302230, 4292899, 8585798, 21464495, 42928990]

約数ペア:

[(1, 42928990), (2, 21464495), (5, 8585798), (10, 4292899), (13, 3302230), (26, 1651115), (29, 1480310), (58, 740155), (59, 727610), (65, 660446), (118, 363805), (130, 330223), (145, 296062), (193, 222430), (290, 148031), (295, 145522), (377, 113870), (386, 111215), (590, 72761), (754, 56935), (767, 55970), (965, 44486), (1534, 27985), (1711, 25090), (1885, 22774), (1930, 22243), (2509, 17110), (3422, 12545), (3770, 11387), (3835, 11194), (5018, 8555), (5597, 7670)]