829125640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{55871}}^1$

素因数の和:55942

約数の個数: 64

約数和(自身を含む): 2172303360

約数和(自身を除く): 1343177720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 55871, 111742, 223484, 279355, 391097, 446968, 558710, 782194, 1117420, 1564388, 1955485, 2234840, 2961163, 3128776, 3910970, 5922326, 7821940, 11844652, 14805815, 15643880, 20728141, 23689304, 29611630, 41456282, 59223260, 82912564, 103640705, 118446520, 165825128, 207281410, 414562820, 829125640]

約数ペア:

[(1, 829125640), (2, 414562820), (4, 207281410), (5, 165825128), (7, 118446520), (8, 103640705), (10, 82912564), (14, 59223260), (20, 41456282), (28, 29611630), (35, 23689304), (40, 20728141), (53, 15643880), (56, 14805815), (70, 11844652), (106, 7821940), (140, 5922326), (212, 3910970), (265, 3128776), (280, 2961163), (371, 2234840), (424, 1955485), (530, 1564388), (742, 1117420), (1060, 782194), (1484, 558710), (1855, 446968), (2120, 391097), (2968, 279355), (3710, 223484), (7420, 111742), (14840, 55871)]