7081490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 14999040

約数和(自身を除く): 7917550

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 47, 61, 65, 94, 95, 122, 130, 190, 235, 247, 305, 470, 494, 610, 611, 793, 893, 1159, 1222, 1235, 1586, 1786, 2318, 2470, 2867, 3055, 3965, 4465, 5734, 5795, 6110, 7930, 8930, 11590, 11609, 14335, 15067, 23218, 28670, 30134, 37271, 54473, 58045, 74542, 75335, 108946, 116090, 150670, 186355, 272365, 372710, 544730, 708149, 1416298, 3540745, 7081490]

約数ペア:

[(1, 7081490), (2, 3540745), (5, 1416298), (10, 708149), (13, 544730), (19, 372710), (26, 272365), (38, 186355), (47, 150670), (61, 116090), (65, 108946), (94, 75335), (95, 74542), (122, 58045), (130, 54473), (190, 37271), (235, 30134), (247, 28670), (305, 23218), (470, 15067), (494, 14335), (610, 11609), (611, 11590), (793, 8930), (893, 7930), (1159, 6110), (1222, 5795), (1235, 5734), (1586, 4465), (1786, 3965), (2318, 3055), (2470, 2867)]