78453260

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 168327936

約数和(自身を除く): 89874676

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 167, 283, 332, 334, 415, 566, 668, 830, 835, 1132, 1415, 1660, 1670, 2830, 3340, 5660, 13861, 23489, 27722, 46978, 47261, 55444, 69305, 93956, 94522, 117445, 138610, 189044, 234890, 236305, 277220, 469780, 472610, 945220, 3922663, 7845326, 15690652, 19613315, 39226630, 78453260]

約数ペア:

[(1, 78453260), (2, 39226630), (4, 19613315), (5, 15690652), (10, 7845326), (20, 3922663), (83, 945220), (166, 472610), (167, 469780), (283, 277220), (332, 236305), (334, 234890), (415, 189044), (566, 138610), (668, 117445), (830, 94522), (835, 93956), (1132, 69305), (1415, 55444), (1660, 47261), (1670, 46978), (2830, 27722), (3340, 23489), (5660, 13861)]