97800815

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 143585280

約数和(自身を除く): 45784465

約数列:

[1, 5, 7, 31, 35, 49, 79, 155, 163, 217, 245, 395, 553, 815, 1085, 1141, 1519, 2449, 2765, 3871, 5053, 5705, 7595, 7987, 12245, 12877, 17143, 19355, 25265, 35371, 39935, 64385, 85715, 90139, 120001, 176855, 247597, 399187, 450695, 600005, 630973, 1237985, 1995935, 2794309, 3154865, 13971545, 19560163, 97800815]

約数ペア:

[(1, 97800815), (5, 19560163), (7, 13971545), (31, 3154865), (35, 2794309), (49, 1995935), (79, 1237985), (155, 630973), (163, 600005), (217, 450695), (245, 399187), (395, 247597), (553, 176855), (815, 120001), (1085, 90139), (1141, 85715), (1519, 64385), (2449, 39935), (2765, 35371), (3871, 25265), (5053, 19355), (5705, 17143), (7595, 12877), (7987, 12245)]