66254080

素因数分解:

$2^8\times 5^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 160118784

約数和(自身を除く): 93864704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 256, 271, 320, 382, 542, 640, 764, 955, 1084, 1280, 1355, 1528, 1910, 2168, 2710, 3056, 3820, 4336, 5420, 6112, 7640, 8672, 10840, 12224, 15280, 17344, 21680, 24448, 30560, 34688, 43360, 48896, 51761, 61120, 69376, 86720, 103522, 122240, 173440, 207044, 244480, 258805, 346880, 414088, 517610, 828176, 1035220, 1656352, 2070440, 3312704, 4140880, 6625408, 8281760, 13250816, 16563520, 33127040, 66254080]

約数ペア:

[(1, 66254080), (2, 33127040), (4, 16563520), (5, 13250816), (8, 8281760), (10, 6625408), (16, 4140880), (20, 3312704), (32, 2070440), (40, 1656352), (64, 1035220), (80, 828176), (128, 517610), (160, 414088), (191, 346880), (256, 258805), (271, 244480), (320, 207044), (382, 173440), (542, 122240), (640, 103522), (764, 86720), (955, 69376), (1084, 61120), (1280, 51761), (1355, 48896), (1528, 43360), (1910, 34688), (2168, 30560), (2710, 24448), (3056, 21680), (3820, 17344), (4336, 15280), (5420, 12224), (6112, 10840), (7640, 8672)]