16970295940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1\times {\mathrm{1171}}^1$

素因数の和:1733

約数の個数: 96

約数和(自身を含む): 38784574080

約数和(自身を除く): 21814278140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 401, 556, 695, 802, 1171, 1390, 1604, 1807, 2005, 2342, 2780, 3614, 4010, 4684, 5213, 5855, 7228, 8020, 9035, 10426, 11710, 15223, 18070, 20852, 23420, 26065, 30446, 36140, 52130, 55739, 60892, 76115, 104260, 111478, 152230, 162769, 222956, 278695, 304460, 325538, 469571, 557390, 651076, 724607, 813845, 939142, 1114780, 1449214, 1627690, 1878284, 2115997, 2347855, 2898428, 3255380, 3623035, 4231994, 4695710, 6104423, 7246070, 8463988, 9391420, 10579985, 12208846, 14492140, 21159970, 24417692, 30522115, 42319940, 61044230, 65270369, 122088460, 130540738, 261081476, 326351845, 652703690, 848514797, 1305407380, 1697029594, 3394059188, 4242573985, 8485147970, 16970295940]

約数ペア:

[(1, 16970295940), (2, 8485147970), (4, 4242573985), (5, 3394059188), (10, 1697029594), (13, 1305407380), (20, 848514797), (26, 652703690), (52, 326351845), (65, 261081476), (130, 130540738), (139, 122088460), (260, 65270369), (278, 61044230), (401, 42319940), (556, 30522115), (695, 24417692), (802, 21159970), (1171, 14492140), (1390, 12208846), (1604, 10579985), (1807, 9391420), (2005, 8463988), (2342, 7246070), (2780, 6104423), (3614, 4695710), (4010, 4231994), (4684, 3623035), (5213, 3255380), (5855, 2898428), (7228, 2347855), (8020, 2115997), (9035, 1878284), (10426, 1627690), (11710, 1449214), (15223, 1114780), (18070, 939142), (20852, 813845), (23420, 724607), (26065, 651076), (30446, 557390), (36140, 469571), (52130, 325538), (55739, 304460), (60892, 278695), (76115, 222956), (104260, 162769), (111478, 152230)]