4640545

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 7354368

約数和(自身を除く): 2713823

約数列:

[1, 5, 7, 13, 31, 35, 47, 49, 65, 91, 155, 217, 235, 245, 329, 403, 455, 611, 637, 1085, 1457, 1519, 1645, 2015, 2303, 2821, 3055, 3185, 4277, 7285, 7595, 10199, 11515, 14105, 18941, 19747, 21385, 29939, 50995, 71393, 94705, 98735, 132587, 149695, 356965, 662935, 928109, 4640545]

約数ペア:

[(1, 4640545), (5, 928109), (7, 662935), (13, 356965), (31, 149695), (35, 132587), (47, 98735), (49, 94705), (65, 71393), (91, 50995), (155, 29939), (217, 21385), (235, 19747), (245, 18941), (329, 14105), (403, 11515), (455, 10199), (611, 7595), (637, 7285), (1085, 4277), (1457, 3185), (1519, 3055), (1645, 2821), (2015, 2303)]