72581168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 161989632

約数和(自身を除く): 89408464

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 53, 62, 88, 106, 124, 176, 212, 248, 251, 341, 424, 496, 502, 583, 682, 848, 1004, 1166, 1364, 1643, 2008, 2332, 2728, 2761, 3286, 4016, 4664, 5456, 5522, 6572, 7781, 9328, 11044, 13144, 13303, 15562, 18073, 22088, 26288, 26606, 31124, 36146, 44176, 53212, 62248, 72292, 85591, 106424, 124496, 144584, 146333, 171182, 212848, 289168, 292666, 342364, 412393, 585332, 684728, 824786, 1170664, 1369456, 1649572, 2341328, 3299144, 4536323, 6598288, 9072646, 18145292, 36290584, 72581168]

約数ペア:

[(1, 72581168), (2, 36290584), (4, 18145292), (8, 9072646), (11, 6598288), (16, 4536323), (22, 3299144), (31, 2341328), (44, 1649572), (53, 1369456), (62, 1170664), (88, 824786), (106, 684728), (124, 585332), (176, 412393), (212, 342364), (248, 292666), (251, 289168), (341, 212848), (424, 171182), (496, 146333), (502, 144584), (583, 124496), (682, 106424), (848, 85591), (1004, 72292), (1166, 62248), (1364, 53212), (1643, 44176), (2008, 36146), (2332, 31124), (2728, 26606), (2761, 26288), (3286, 22088), (4016, 18073), (4664, 15562), (5456, 13303), (5522, 13144), (6572, 11044), (7781, 9328)]