87425990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1\times {\mathrm{641}}^1$

素因数の和:1264

約数の個数: 32

約数和(自身を含む): 164742336

約数和(自身を除く): 77316346

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 593, 641, 1186, 1282, 2965, 3205, 5930, 6410, 13639, 14743, 27278, 29486, 68195, 73715, 136390, 147430, 380113, 760226, 1900565, 3801130, 8742599, 17485198, 43712995, 87425990]

約数ペア:

[(1, 87425990), (2, 43712995), (5, 17485198), (10, 8742599), (23, 3801130), (46, 1900565), (115, 760226), (230, 380113), (593, 147430), (641, 136390), (1186, 73715), (1282, 68195), (2965, 29486), (3205, 27278), (5930, 14743), (6410, 13639)]