551465101100

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{983179}}^1$

素因数の和:983343

約数の個数: 72

約数和(自身を含む): 1228896345600

約数和(自身を除く): 677431244500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 79, 100, 142, 158, 284, 316, 355, 395, 710, 790, 1420, 1580, 1775, 1975, 3550, 3950, 5609, 7100, 7900, 11218, 22436, 28045, 56090, 112180, 140225, 280450, 560900, 983179, 1966358, 3932716, 4915895, 9831790, 19663580, 24579475, 49158950, 69805709, 77671141, 98317900, 139611418, 155342282, 279222836, 310684564, 349028545, 388355705, 698057090, 776711410, 1396114180, 1553422820, 1745142725, 1941778525, 3490285450, 3883557050, 5514651011, 6980570900, 7767114100, 11029302022, 22058604044, 27573255055, 55146510110, 110293020220, 137866275275, 275732550550, 551465101100]

約数ペア:

[(1, 551465101100), (2, 275732550550), (4, 137866275275), (5, 110293020220), (10, 55146510110), (20, 27573255055), (25, 22058604044), (50, 11029302022), (71, 7767114100), (79, 6980570900), (100, 5514651011), (142, 3883557050), (158, 3490285450), (284, 1941778525), (316, 1745142725), (355, 1553422820), (395, 1396114180), (710, 776711410), (790, 698057090), (1420, 388355705), (1580, 349028545), (1775, 310684564), (1975, 279222836), (3550, 155342282), (3950, 139611418), (5609, 98317900), (7100, 77671141), (7900, 69805709), (11218, 49158950), (22436, 24579475), (28045, 19663580), (56090, 9831790), (112180, 4915895), (140225, 3932716), (280450, 1966358), (560900, 983179)]