83719840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16879}}^1$

素因数の和:16925

約数の個数: 48

約数和(自身を含む): 204180480

約数和(自身を除く): 120460640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 16879, 33758, 67516, 84395, 135032, 168790, 270064, 337580, 523249, 540128, 675160, 1046498, 1350320, 2092996, 2616245, 2700640, 4185992, 5232490, 8371984, 10464980, 16743968, 20929960, 41859920, 83719840]

約数ペア:

[(1, 83719840), (2, 41859920), (4, 20929960), (5, 16743968), (8, 10464980), (10, 8371984), (16, 5232490), (20, 4185992), (31, 2700640), (32, 2616245), (40, 2092996), (62, 1350320), (80, 1046498), (124, 675160), (155, 540128), (160, 523249), (248, 337580), (310, 270064), (496, 168790), (620, 135032), (992, 84395), (1240, 67516), (2480, 33758), (4960, 16879)]