201690700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 108

約数和(自身を含む): 477542352

約数和(自身を除く): 275851652

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 37, 38, 50, 74, 76, 95, 100, 148, 151, 185, 190, 302, 361, 370, 380, 475, 604, 703, 722, 740, 755, 925, 950, 1406, 1444, 1510, 1805, 1850, 1900, 2812, 2869, 3020, 3515, 3610, 3700, 3775, 5587, 5738, 7030, 7220, 7550, 9025, 11174, 11476, 13357, 14060, 14345, 15100, 17575, 18050, 22348, 26714, 27935, 28690, 35150, 36100, 53428, 54511, 55870, 57380, 66785, 70300, 71725, 106153, 109022, 111740, 133570, 139675, 143450, 212306, 218044, 267140, 272555, 279350, 286900, 333925, 424612, 530765, 545110, 558700, 667850, 1061530, 1090220, 1335700, 1362775, 2016907, 2123060, 2653825, 2725550, 4033814, 5307650, 5451100, 8067628, 10084535, 10615300, 20169070, 40338140, 50422675, 100845350, 201690700]

約数ペア:

[(1, 201690700), (2, 100845350), (4, 50422675), (5, 40338140), (10, 20169070), (19, 10615300), (20, 10084535), (25, 8067628), (37, 5451100), (38, 5307650), (50, 4033814), (74, 2725550), (76, 2653825), (95, 2123060), (100, 2016907), (148, 1362775), (151, 1335700), (185, 1090220), (190, 1061530), (302, 667850), (361, 558700), (370, 545110), (380, 530765), (475, 424612), (604, 333925), (703, 286900), (722, 279350), (740, 272555), (755, 267140), (925, 218044), (950, 212306), (1406, 143450), (1444, 139675), (1510, 133570), (1805, 111740), (1850, 109022), (1900, 106153), (2812, 71725), (2869, 70300), (3020, 66785), (3515, 57380), (3610, 55870), (3700, 54511), (3775, 53428), (5587, 36100), (5738, 35150), (7030, 28690), (7220, 27935), (7550, 26714), (9025, 22348), (11174, 18050), (11476, 17575), (13357, 15100), (14060, 14345)]