51501996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 163072000

約数和(自身を除く): 111570004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 79, 84, 91, 117, 126, 156, 158, 182, 199, 234, 237, 252, 273, 316, 364, 398, 468, 474, 546, 553, 597, 711, 796, 819, 948, 1027, 1092, 1106, 1194, 1393, 1422, 1638, 1659, 1791, 2054, 2212, 2388, 2587, 2786, 2844, 3081, 3276, 3318, 3582, 4108, 4179, 4977, 5174, 5572, 6162, 6636, 7164, 7189, 7761, 8358, 9243, 9954, 10348, 12324, 12537, 14378, 15522, 15721, 16716, 18109, 18486, 19908, 21567, 23283, 25074, 28756, 31044, 31442, 36218, 36972, 43134, 46566, 47163, 50148, 54327, 62884, 64701, 72436, 86268, 93132, 94326, 108654, 110047, 129402, 141489, 162981, 188652, 204373, 217308, 220094, 258804, 282978, 325962, 330141, 408746, 440188, 565956, 613119, 651924, 660282, 817492, 990423, 1226238, 1320564, 1430611, 1839357, 1980846, 2452476, 2861222, 3678714, 3961692, 4291833, 5722444, 7357428, 8583666, 12875499, 17167332, 25750998, 51501996]

約数ペア:

[(1, 51501996), (2, 25750998), (3, 17167332), (4, 12875499), (6, 8583666), (7, 7357428), (9, 5722444), (12, 4291833), (13, 3961692), (14, 3678714), (18, 2861222), (21, 2452476), (26, 1980846), (28, 1839357), (36, 1430611), (39, 1320564), (42, 1226238), (52, 990423), (63, 817492), (78, 660282), (79, 651924), (84, 613119), (91, 565956), (117, 440188), (126, 408746), (156, 330141), (158, 325962), (182, 282978), (199, 258804), (234, 220094), (237, 217308), (252, 204373), (273, 188652), (316, 162981), (364, 141489), (398, 129402), (468, 110047), (474, 108654), (546, 94326), (553, 93132), (597, 86268), (711, 72436), (796, 64701), (819, 62884), (948, 54327), (1027, 50148), (1092, 47163), (1106, 46566), (1194, 43134), (1393, 36972), (1422, 36218), (1638, 31442), (1659, 31044), (1791, 28756), (2054, 25074), (2212, 23283), (2388, 21567), (2587, 19908), (2786, 18486), (2844, 18109), (3081, 16716), (3276, 15721), (3318, 15522), (3582, 14378), (4108, 12537), (4179, 12324), (4977, 10348), (5174, 9954), (5572, 9243), (6162, 8358), (6636, 7761), (7164, 7189)]