51638508

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 134650880

約数和(自身を除く): 83012372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 79, 134, 158, 201, 237, 268, 271, 316, 402, 474, 542, 603, 711, 804, 813, 948, 1084, 1206, 1422, 1626, 2412, 2439, 2844, 3252, 4878, 5293, 9756, 10586, 15879, 18157, 21172, 21409, 31758, 36314, 42818, 47637, 54471, 63516, 64227, 72628, 85636, 95274, 108942, 128454, 163413, 190548, 192681, 217884, 256908, 326826, 385362, 653652, 770724, 1434403, 2868806, 4303209, 5737612, 8606418, 12909627, 17212836, 25819254, 51638508]

約数ペア:

[(1, 51638508), (2, 25819254), (3, 17212836), (4, 12909627), (6, 8606418), (9, 5737612), (12, 4303209), (18, 2868806), (36, 1434403), (67, 770724), (79, 653652), (134, 385362), (158, 326826), (201, 256908), (237, 217884), (268, 192681), (271, 190548), (316, 163413), (402, 128454), (474, 108942), (542, 95274), (603, 85636), (711, 72628), (804, 64227), (813, 63516), (948, 54471), (1084, 47637), (1206, 42818), (1422, 36314), (1626, 31758), (2412, 21409), (2439, 21172), (2844, 18157), (3252, 15879), (4878, 10586), (5293, 9756)]