81942588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25013}}^1$

素因数の和:25043

約数の個数: 72

約数和(自身を含む): 254942688

約数和(自身を除く): 173000100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 25013, 50026, 75039, 100052, 150078, 175091, 225117, 300156, 325169, 350182, 450234, 525273, 650338, 700364, 900468, 975507, 1050546, 1300676, 1575819, 1951014, 2101092, 2276183, 2926521, 3151638, 3902028, 4552366, 5853042, 6303276, 6828549, 9104732, 11706084, 13657098, 20485647, 27314196, 40971294, 81942588]

約数ペア:

[(1, 81942588), (2, 40971294), (3, 27314196), (4, 20485647), (6, 13657098), (7, 11706084), (9, 9104732), (12, 6828549), (13, 6303276), (14, 5853042), (18, 4552366), (21, 3902028), (26, 3151638), (28, 2926521), (36, 2276183), (39, 2101092), (42, 1951014), (52, 1575819), (63, 1300676), (78, 1050546), (84, 975507), (91, 900468), (117, 700364), (126, 650338), (156, 525273), (182, 450234), (234, 350182), (252, 325169), (273, 300156), (364, 225117), (468, 175091), (546, 150078), (819, 100052), (1092, 75039), (1638, 50026), (3276, 25013)]