168312950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8353}}^1$

素因数の和:8409

約数の個数: 48

約数和(自身を含む): 348061056

約数和(自身を除く): 179748106

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 8353, 10075, 16706, 20150, 41765, 83530, 108589, 208825, 217178, 258943, 417650, 517886, 542945, 1085890, 1294715, 2589430, 2714725, 3366259, 5429450, 6473575, 6732518, 12947150, 16831295, 33662590, 84156475, 168312950]

約数ペア:

[(1, 168312950), (2, 84156475), (5, 33662590), (10, 16831295), (13, 12947150), (25, 6732518), (26, 6473575), (31, 5429450), (50, 3366259), (62, 2714725), (65, 2589430), (130, 1294715), (155, 1085890), (310, 542945), (325, 517886), (403, 417650), (650, 258943), (775, 217178), (806, 208825), (1550, 108589), (2015, 83530), (4030, 41765), (8353, 20150), (10075, 16706)]