156723890

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 286554240

約数和(自身を除く): 129830350

約数列:

[1, 2, 5, 10, 137, 139, 274, 278, 685, 695, 823, 1370, 1390, 1646, 4115, 8230, 19043, 38086, 95215, 112751, 114397, 190430, 225502, 228794, 563755, 571985, 1127510, 1143970, 15672389, 31344778, 78361945, 156723890]

約数ペア:

[(1, 156723890), (2, 78361945), (5, 31344778), (10, 15672389), (137, 1143970), (139, 1127510), (274, 571985), (278, 563755), (685, 228794), (695, 225502), (823, 190430), (1370, 114397), (1390, 112751), (1646, 95215), (4115, 38086), (8230, 19043)]