80678988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 232866816

約数和(自身を除く): 152187828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 67, 78, 83, 93, 117, 124, 134, 156, 166, 186, 201, 234, 249, 268, 279, 332, 372, 402, 403, 468, 498, 558, 603, 747, 804, 806, 871, 996, 1079, 1116, 1206, 1209, 1494, 1612, 1742, 2077, 2158, 2412, 2418, 2573, 2613, 2988, 3237, 3484, 3627, 4154, 4316, 4836, 5146, 5226, 5561, 6231, 6474, 7254, 7719, 7839, 8308, 9711, 10292, 10452, 11122, 12462, 12948, 14508, 15438, 15678, 16683, 18693, 19422, 22244, 23157, 24924, 27001, 30876, 31356, 33366, 33449, 37386, 38844, 46314, 50049, 54002, 66732, 66898, 72293, 74772, 81003, 92628, 100098, 100347, 108004, 133796, 144586, 162006, 172391, 200196, 200694, 216879, 243009, 289172, 301041, 324012, 344782, 401388, 433758, 486018, 517173, 602082, 650637, 689564, 867516, 972036, 1034346, 1204164, 1301274, 1551519, 2068692, 2241083, 2602548, 3103038, 4482166, 6206076, 6723249, 8964332, 13446498, 20169747, 26892996, 40339494, 80678988]

約数ペア:

[(1, 80678988), (2, 40339494), (3, 26892996), (4, 20169747), (6, 13446498), (9, 8964332), (12, 6723249), (13, 6206076), (18, 4482166), (26, 3103038), (31, 2602548), (36, 2241083), (39, 2068692), (52, 1551519), (62, 1301274), (67, 1204164), (78, 1034346), (83, 972036), (93, 867516), (117, 689564), (124, 650637), (134, 602082), (156, 517173), (166, 486018), (186, 433758), (201, 401388), (234, 344782), (249, 324012), (268, 301041), (279, 289172), (332, 243009), (372, 216879), (402, 200694), (403, 200196), (468, 172391), (498, 162006), (558, 144586), (603, 133796), (747, 108004), (804, 100347), (806, 100098), (871, 92628), (996, 81003), (1079, 74772), (1116, 72293), (1206, 66898), (1209, 66732), (1494, 54002), (1612, 50049), (1742, 46314), (2077, 38844), (2158, 37386), (2412, 33449), (2418, 33366), (2573, 31356), (2613, 30876), (2988, 27001), (3237, 24924), (3484, 23157), (3627, 22244), (4154, 19422), (4316, 18693), (4836, 16683), (5146, 15678), (5226, 15438), (5561, 14508), (6231, 12948), (6474, 12462), (7254, 11122), (7719, 10452), (7839, 10292), (8308, 9711)]