81576252

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1091}}^1$

素因数の和:1199

約数の個数: 72

約数和(自身を含む): 216233472

約数和(自身を除く): 134657220

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 67, 93, 124, 134, 186, 201, 268, 279, 372, 402, 558, 603, 804, 1091, 1116, 1206, 2077, 2182, 2412, 3273, 4154, 4364, 6231, 6546, 8308, 9819, 12462, 13092, 18693, 19638, 24924, 33821, 37386, 39276, 67642, 73097, 74772, 101463, 135284, 146194, 202926, 219291, 292388, 304389, 405852, 438582, 608778, 657873, 877164, 1217556, 1315746, 2266007, 2631492, 4532014, 6798021, 9064028, 13596042, 20394063, 27192084, 40788126, 81576252]

約数ペア:

[(1, 81576252), (2, 40788126), (3, 27192084), (4, 20394063), (6, 13596042), (9, 9064028), (12, 6798021), (18, 4532014), (31, 2631492), (36, 2266007), (62, 1315746), (67, 1217556), (93, 877164), (124, 657873), (134, 608778), (186, 438582), (201, 405852), (268, 304389), (279, 292388), (372, 219291), (402, 202926), (558, 146194), (603, 135284), (804, 101463), (1091, 74772), (1116, 73097), (1206, 67642), (2077, 39276), (2182, 37386), (2412, 33821), (3273, 24924), (4154, 19638), (4364, 18693), (6231, 13092), (6546, 12462), (8308, 9819)]