2878049300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{18947}}^1$

素因数の和:19006

約数の個数: 108

約数和(自身を含む): 7499769984

約数和(自身を除く): 4621720684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 98, 100, 124, 140, 155, 175, 196, 217, 245, 310, 350, 434, 490, 620, 700, 775, 868, 980, 1085, 1225, 1519, 1550, 2170, 2450, 3038, 3100, 4340, 4900, 5425, 6076, 7595, 10850, 15190, 18947, 21700, 30380, 37894, 37975, 75788, 75950, 94735, 132629, 151900, 189470, 265258, 378940, 473675, 530516, 587357, 663145, 928403, 947350, 1174714, 1326290, 1856806, 1894700, 2349428, 2652580, 2936785, 3315725, 3713612, 4111499, 4642015, 5873570, 6631450, 8222998, 9284030, 11747140, 13262900, 14683925, 16445996, 18568060, 20557495, 23210075, 28780493, 29367850, 41114990, 46420150, 57560986, 58735700, 82229980, 92840300, 102787475, 115121972, 143902465, 205574950, 287804930, 411149900, 575609860, 719512325, 1439024650, 2878049300]

約数ペア:

[(1, 2878049300), (2, 1439024650), (4, 719512325), (5, 575609860), (7, 411149900), (10, 287804930), (14, 205574950), (20, 143902465), (25, 115121972), (28, 102787475), (31, 92840300), (35, 82229980), (49, 58735700), (50, 57560986), (62, 46420150), (70, 41114990), (98, 29367850), (100, 28780493), (124, 23210075), (140, 20557495), (155, 18568060), (175, 16445996), (196, 14683925), (217, 13262900), (245, 11747140), (310, 9284030), (350, 8222998), (434, 6631450), (490, 5873570), (620, 4642015), (700, 4111499), (775, 3713612), (868, 3315725), (980, 2936785), (1085, 2652580), (1225, 2349428), (1519, 1894700), (1550, 1856806), (2170, 1326290), (2450, 1174714), (3038, 947350), (3100, 928403), (4340, 663145), (4900, 587357), (5425, 530516), (6076, 473675), (7595, 378940), (10850, 265258), (15190, 189470), (18947, 151900), (21700, 132629), (30380, 94735), (37894, 75950), (37975, 75788)]