28110653.000000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6899}}^1$

素因数の和:6981

約数の個数: 64

約数和(自身を含む): 417312000

約数和(自身を除く): 258566010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 59, 65, 78, 118, 130, 177, 195, 295, 354, 390, 590, 767, 885, 1534, 1770, 2301, 3835, 4602, 6899, 7670, 11505, 13798, 20697, 23010, 34495, 41394, 68990, 89687, 103485, 179374, 206970, 269061, 407041, 448435, 538122, 814082, 896870, 1221123, 1345305, 2035205, 2442246, 2690610, 4070410, 5291533, 6105615, 10583066, 12211230, 15874599, 26457665, 31749198, 52915330, 79372995, 158745990]

約数ペア:

[(1, 158745990), (2, 79372995), (3, 52915330), (5, 31749198), (6, 26457665), (10, 15874599), (13, 12211230), (15, 10583066), (26, 6105615), (30, 5291533), (39, 4070410), (59, 2690610), (65, 2442246), (78, 2035205), (118, 1345305), (130, 1221123), (177, 896870), (195, 814082), (295, 538122), (354, 448435), (390, 407041), (590, 269061), (767, 206970), (885, 179374), (1534, 103485), (1770, 89687), (2301, 68990), (3835, 41394), (4602, 34495), (6899, 23010), (7670, 20697), (11505, 13798)]