73987940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{743}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 167989248

約数和(自身を除く): 94001308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 383, 743, 766, 1486, 1532, 1915, 2972, 3715, 3830, 4979, 7430, 7660, 9659, 9958, 14860, 19318, 19916, 24895, 38636, 48295, 49790, 96590, 99580, 193180, 284569, 569138, 1138276, 1422845, 2845690, 3699397, 5691380, 7398794, 14797588, 18496985, 36993970, 73987940]

約数ペア:

[(1, 73987940), (2, 36993970), (4, 18496985), (5, 14797588), (10, 7398794), (13, 5691380), (20, 3699397), (26, 2845690), (52, 1422845), (65, 1138276), (130, 569138), (260, 284569), (383, 193180), (743, 99580), (766, 96590), (1486, 49790), (1532, 48295), (1915, 38636), (2972, 24895), (3715, 19916), (3830, 19318), (4979, 14860), (7430, 9958), (7660, 9659)]