40571648

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 88938528

約数和(自身を除く): 48366880

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 167, 208, 256, 292, 334, 416, 584, 668, 832, 949, 1168, 1336, 1664, 1898, 2171, 2336, 2672, 3328, 3796, 4342, 4672, 5344, 7592, 8684, 9344, 10688, 12191, 15184, 17368, 18688, 21376, 24382, 30368, 34736, 42752, 48764, 60736, 69472, 97528, 121472, 138944, 158483, 195056, 242944, 277888, 316966, 390112, 555776, 633932, 780224, 1267864, 1560448, 2535728, 3120896, 5071456, 10142912, 20285824, 40571648]

約数ペア:

[(1, 40571648), (2, 20285824), (4, 10142912), (8, 5071456), (13, 3120896), (16, 2535728), (26, 1560448), (32, 1267864), (52, 780224), (64, 633932), (73, 555776), (104, 390112), (128, 316966), (146, 277888), (167, 242944), (208, 195056), (256, 158483), (292, 138944), (334, 121472), (416, 97528), (584, 69472), (668, 60736), (832, 48764), (949, 42752), (1168, 34736), (1336, 30368), (1664, 24382), (1898, 21376), (2171, 18688), (2336, 17368), (2672, 15184), (3328, 12191), (3796, 10688), (4342, 9344), (4672, 8684), (5344, 7592)]