156900289900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1097}}^1\times {\mathrm{23447}}^1$

素因数の和:24619

約数の個数: 72

約数和(自身を含む): 346385392416

約数和(自身を除く): 189485102516

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1097, 1220, 1525, 2194, 3050, 4388, 5485, 6100, 10970, 21940, 23447, 27425, 46894, 54850, 66917, 93788, 109700, 117235, 133834, 234470, 267668, 334585, 468940, 586175, 669170, 1172350, 1338340, 1430267, 1672925, 2344700, 2860534, 3345850, 5721068, 6691700, 7151335, 14302670, 25721359, 28605340, 35756675, 51442718, 71513350, 102885436, 128606795, 143026700, 257213590, 514427180, 643033975, 1286067950, 1569002899, 2572135900, 3138005798, 6276011596, 7845014495, 15690028990, 31380057980, 39225072475, 78450144950, 156900289900]

約数ペア:

[(1, 156900289900), (2, 78450144950), (4, 39225072475), (5, 31380057980), (10, 15690028990), (20, 7845014495), (25, 6276011596), (50, 3138005798), (61, 2572135900), (100, 1569002899), (122, 1286067950), (244, 643033975), (305, 514427180), (610, 257213590), (1097, 143026700), (1220, 128606795), (1525, 102885436), (2194, 71513350), (3050, 51442718), (4388, 35756675), (5485, 28605340), (6100, 25721359), (10970, 14302670), (21940, 7151335), (23447, 6691700), (27425, 5721068), (46894, 3345850), (54850, 2860534), (66917, 2344700), (93788, 1672925), (109700, 1430267), (117235, 1338340), (133834, 1172350), (234470, 669170), (267668, 586175), (334585, 468940)]