1780450048

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2801}}^1$

素因数の和:3021

約数の個数: 72

約数和(自身を含む): 3848737536

約数和(自身を除く): 2068287488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 191, 208, 256, 382, 416, 764, 832, 1528, 1664, 2483, 2801, 3056, 3328, 4966, 5602, 6112, 9932, 11204, 12224, 19864, 22408, 24448, 36413, 39728, 44816, 48896, 72826, 79456, 89632, 145652, 158912, 179264, 291304, 317824, 358528, 534991, 582608, 635648, 717056, 1069982, 1165216, 2139964, 2330432, 4279928, 4660864, 6954883, 8559856, 9321728, 13909766, 17119712, 27819532, 34239424, 55639064, 68478848, 111278128, 136957696, 222556256, 445112512, 890225024, 1780450048]

約数ペア:

[(1, 1780450048), (2, 890225024), (4, 445112512), (8, 222556256), (13, 136957696), (16, 111278128), (26, 68478848), (32, 55639064), (52, 34239424), (64, 27819532), (104, 17119712), (128, 13909766), (191, 9321728), (208, 8559856), (256, 6954883), (382, 4660864), (416, 4279928), (764, 2330432), (832, 2139964), (1528, 1165216), (1664, 1069982), (2483, 717056), (2801, 635648), (3056, 582608), (3328, 534991), (4966, 358528), (5602, 317824), (6112, 291304), (9932, 179264), (11204, 158912), (12224, 145652), (19864, 89632), (22408, 79456), (24448, 72826), (36413, 48896), (39728, 44816)]