554728520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1\times {\mathrm{503}}^1$

素因数の和:942

約数の個数: 64

約数和(自身を含む): 1270080000

約数和(自身を除く): 715351480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 349, 395, 503, 632, 698, 790, 1006, 1396, 1580, 1745, 2012, 2515, 2792, 3160, 3490, 4024, 5030, 6980, 10060, 13960, 20120, 27571, 39737, 55142, 79474, 110284, 137855, 158948, 175547, 198685, 220568, 275710, 317896, 351094, 397370, 551420, 702188, 794740, 877735, 1102840, 1404376, 1589480, 1755470, 3510940, 7021880, 13868213, 27736426, 55472852, 69341065, 110945704, 138682130, 277364260, 554728520]

約数ペア:

[(1, 554728520), (2, 277364260), (4, 138682130), (5, 110945704), (8, 69341065), (10, 55472852), (20, 27736426), (40, 13868213), (79, 7021880), (158, 3510940), (316, 1755470), (349, 1589480), (395, 1404376), (503, 1102840), (632, 877735), (698, 794740), (790, 702188), (1006, 551420), (1396, 397370), (1580, 351094), (1745, 317896), (2012, 275710), (2515, 220568), (2792, 198685), (3160, 175547), (3490, 158948), (4024, 137855), (5030, 110284), (6980, 79474), (10060, 55142), (13960, 39737), (20120, 27571)]