67968016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 145704960

約数和(自身を除く): 77736944

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 67, 71, 76, 94, 134, 142, 152, 188, 268, 284, 304, 376, 536, 568, 752, 893, 1072, 1136, 1273, 1349, 1786, 2546, 2698, 3149, 3337, 3572, 4757, 5092, 5396, 6298, 6674, 7144, 9514, 10184, 10792, 12596, 13348, 14288, 19028, 20368, 21584, 25192, 26696, 38056, 50384, 53392, 59831, 63403, 76112, 90383, 119662, 126806, 180766, 223579, 239324, 253612, 361532, 447158, 478648, 507224, 723064, 894316, 957296, 1014448, 1446128, 1788632, 3577264, 4248001, 8496002, 16992004, 33984008, 67968016]

約数ペア:

[(1, 67968016), (2, 33984008), (4, 16992004), (8, 8496002), (16, 4248001), (19, 3577264), (38, 1788632), (47, 1446128), (67, 1014448), (71, 957296), (76, 894316), (94, 723064), (134, 507224), (142, 478648), (152, 447158), (188, 361532), (268, 253612), (284, 239324), (304, 223579), (376, 180766), (536, 126806), (568, 119662), (752, 90383), (893, 76112), (1072, 63403), (1136, 59831), (1273, 53392), (1349, 50384), (1786, 38056), (2546, 26696), (2698, 25192), (3149, 21584), (3337, 20368), (3572, 19028), (4757, 14288), (5092, 13348), (5396, 12596), (6298, 10792), (6674, 10184), (7144, 9514)]