61278568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 129830400

約数和(自身を除く): 68551832

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 83, 104, 124, 166, 229, 248, 332, 403, 458, 664, 806, 916, 1079, 1612, 1832, 2158, 2573, 2977, 3224, 4316, 5146, 5954, 7099, 8632, 10292, 11908, 14198, 19007, 20584, 23816, 28396, 33449, 38014, 56792, 66898, 76028, 92287, 133796, 152056, 184574, 247091, 267592, 369148, 494182, 589217, 738296, 988364, 1178434, 1976728, 2356868, 4713736, 7659821, 15319642, 30639284, 61278568]

約数ペア:

[(1, 61278568), (2, 30639284), (4, 15319642), (8, 7659821), (13, 4713736), (26, 2356868), (31, 1976728), (52, 1178434), (62, 988364), (83, 738296), (104, 589217), (124, 494182), (166, 369148), (229, 267592), (248, 247091), (332, 184574), (403, 152056), (458, 133796), (664, 92287), (806, 76028), (916, 66898), (1079, 56792), (1612, 38014), (1832, 33449), (2158, 28396), (2573, 23816), (2977, 20584), (3224, 19007), (4316, 14198), (5146, 11908), (5954, 10292), (7099, 8632)]