201216785900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{226621}}^1$

素因数の和:227331

約数の個数: 72

約数和(自身を含む): 470918703024

約数和(自身を除く): 269701917124

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 683, 1300, 1366, 2732, 3415, 6830, 8879, 13660, 17075, 17758, 34150, 35516, 44395, 68300, 88790, 177580, 221975, 226621, 443950, 453242, 887900, 906484, 1133105, 2266210, 2946073, 4532420, 5665525, 5892146, 11331050, 11784292, 14730365, 22662100, 29460730, 58921460, 73651825, 147303650, 154782143, 294607300, 309564286, 619128572, 773910715, 1547821430, 2012167859, 3095642860, 3869553575, 4024335718, 7739107150, 8048671436, 10060839295, 15478214300, 20121678590, 40243357180, 50304196475, 100608392950, 201216785900]

約数ペア:

[(1, 201216785900), (2, 100608392950), (4, 50304196475), (5, 40243357180), (10, 20121678590), (13, 15478214300), (20, 10060839295), (25, 8048671436), (26, 7739107150), (50, 4024335718), (52, 3869553575), (65, 3095642860), (100, 2012167859), (130, 1547821430), (260, 773910715), (325, 619128572), (650, 309564286), (683, 294607300), (1300, 154782143), (1366, 147303650), (2732, 73651825), (3415, 58921460), (6830, 29460730), (8879, 22662100), (13660, 14730365), (17075, 11784292), (17758, 11331050), (34150, 5892146), (35516, 5665525), (44395, 4532420), (68300, 2946073), (88790, 2266210), (177580, 1133105), (221975, 906484), (226621, 887900), (443950, 453242)]