189883370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 377726976

約数和(自身を除く): 187843606

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 137, 155, 170, 263, 274, 310, 526, 527, 685, 1054, 1315, 1370, 2329, 2630, 2635, 4247, 4471, 4658, 5270, 8153, 8494, 8942, 11645, 16306, 21235, 22355, 23290, 36031, 40765, 42470, 44710, 72062, 72199, 81530, 138601, 144398, 180155, 277202, 360310, 360995, 612527, 693005, 721990, 1116961, 1225054, 1386010, 2233922, 3062635, 5584805, 6125270, 11169610, 18988337, 37976674, 94941685, 189883370]

約数ペア:

[(1, 189883370), (2, 94941685), (5, 37976674), (10, 18988337), (17, 11169610), (31, 6125270), (34, 5584805), (62, 3062635), (85, 2233922), (137, 1386010), (155, 1225054), (170, 1116961), (263, 721990), (274, 693005), (310, 612527), (526, 360995), (527, 360310), (685, 277202), (1054, 180155), (1315, 144398), (1370, 138601), (2329, 81530), (2630, 72199), (2635, 72062), (4247, 44710), (4471, 42470), (4658, 40765), (5270, 36031), (8153, 23290), (8494, 22355), (8942, 21235), (11645, 16306)]