84643780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 200559744

約数和(自身を除く): 115915964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 67, 86, 113, 130, 134, 172, 215, 226, 260, 268, 335, 430, 452, 559, 565, 670, 860, 871, 1118, 1130, 1340, 1469, 1742, 2236, 2260, 2795, 2881, 2938, 3484, 4355, 4859, 5590, 5762, 5876, 7345, 7571, 8710, 9718, 11180, 11524, 14405, 14690, 15142, 17420, 19436, 24295, 28810, 29380, 30284, 37453, 37855, 48590, 57620, 63167, 74906, 75710, 97180, 98423, 126334, 149812, 151420, 187265, 196846, 252668, 315835, 325553, 374530, 393692, 492115, 631670, 651106, 749060, 984230, 1263340, 1302212, 1627765, 1968460, 3255530, 4232189, 6511060, 8464378, 16928756, 21160945, 42321890, 84643780]

約数ペア:

[(1, 84643780), (2, 42321890), (4, 21160945), (5, 16928756), (10, 8464378), (13, 6511060), (20, 4232189), (26, 3255530), (43, 1968460), (52, 1627765), (65, 1302212), (67, 1263340), (86, 984230), (113, 749060), (130, 651106), (134, 631670), (172, 492115), (215, 393692), (226, 374530), (260, 325553), (268, 315835), (335, 252668), (430, 196846), (452, 187265), (559, 151420), (565, 149812), (670, 126334), (860, 98423), (871, 97180), (1118, 75710), (1130, 74906), (1340, 63167), (1469, 57620), (1742, 48590), (2236, 37855), (2260, 37453), (2795, 30284), (2881, 29380), (2938, 28810), (3484, 24295), (4355, 19436), (4859, 17420), (5590, 15142), (5762, 14690), (5876, 14405), (7345, 11524), (7571, 11180), (8710, 9718)]