200525980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{643}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 436230144

約数和(自身を除く): 235704164

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 503, 620, 643, 1006, 1286, 2012, 2515, 2572, 3215, 5030, 6430, 10060, 12860, 15593, 19933, 31186, 39866, 62372, 77965, 79732, 99665, 155930, 199330, 311860, 323429, 398660, 646858, 1293716, 1617145, 3234290, 6468580, 10026299, 20052598, 40105196, 50131495, 100262990, 200525980]

約数ペア:

[(1, 200525980), (2, 100262990), (4, 50131495), (5, 40105196), (10, 20052598), (20, 10026299), (31, 6468580), (62, 3234290), (124, 1617145), (155, 1293716), (310, 646858), (503, 398660), (620, 323429), (643, 311860), (1006, 199330), (1286, 155930), (2012, 99665), (2515, 79732), (2572, 77965), (3215, 62372), (5030, 39866), (6430, 31186), (10060, 19933), (12860, 15593)]