2548792220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^2\times {\mathrm{1423}}^1$

素因数の和:1611

約数の個数: 72

約数和(自身を含む): 5838576576

約数和(自身を除く): 3289784356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1423, 1660, 2158, 2846, 4316, 5395, 5692, 6889, 7115, 10790, 13778, 14230, 18499, 21580, 27556, 28460, 34445, 36998, 68890, 73996, 89557, 92495, 118109, 137780, 179114, 184990, 236218, 358228, 369980, 447785, 472436, 590545, 895570, 1181090, 1535417, 1791140, 2362180, 3070834, 6141668, 7677085, 9803047, 15354170, 19606094, 30708340, 39212188, 49015235, 98030470, 127439611, 196060940, 254879222, 509758444, 637198055, 1274396110, 2548792220]

約数ペア:

[(1, 2548792220), (2, 1274396110), (4, 637198055), (5, 509758444), (10, 254879222), (13, 196060940), (20, 127439611), (26, 98030470), (52, 49015235), (65, 39212188), (83, 30708340), (130, 19606094), (166, 15354170), (260, 9803047), (332, 7677085), (415, 6141668), (830, 3070834), (1079, 2362180), (1423, 1791140), (1660, 1535417), (2158, 1181090), (2846, 895570), (4316, 590545), (5395, 472436), (5692, 447785), (6889, 369980), (7115, 358228), (10790, 236218), (13778, 184990), (14230, 179114), (18499, 137780), (21580, 118109), (27556, 92495), (28460, 89557), (34445, 73996), (36998, 68890)]