12942605090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{1579}}^1$

素因数の和:1947

約数の個数: 64

約数和(自身を含む): 24364661760

約数和(自身を除く): 11422056670

約数列:

[1, 2, 5, 10, 31, 62, 137, 155, 193, 274, 310, 386, 685, 965, 1370, 1579, 1930, 3158, 4247, 5983, 7895, 8494, 11966, 15790, 21235, 26441, 29915, 42470, 48949, 52882, 59830, 97898, 132205, 216323, 244745, 264410, 304747, 432646, 489490, 609494, 819671, 1081615, 1523735, 1639342, 2163230, 3047470, 4098355, 6706013, 8196710, 9447157, 13412026, 18894314, 33530065, 41750339, 47235785, 67060130, 83500678, 94471570, 208751695, 417503390, 1294260509, 2588521018, 6471302545, 12942605090]

約数ペア:

[(1, 12942605090), (2, 6471302545), (5, 2588521018), (10, 1294260509), (31, 417503390), (62, 208751695), (137, 94471570), (155, 83500678), (193, 67060130), (274, 47235785), (310, 41750339), (386, 33530065), (685, 18894314), (965, 13412026), (1370, 9447157), (1579, 8196710), (1930, 6706013), (3158, 4098355), (4247, 3047470), (5983, 2163230), (7895, 1639342), (8494, 1523735), (11966, 1081615), (15790, 819671), (21235, 609494), (26441, 489490), (29915, 432646), (42470, 304747), (48949, 264410), (52882, 244745), (59830, 216323), (97898, 132205)]