202829870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 395611776

約数和(自身を除く): 192781906

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 137, 157, 205, 230, 274, 314, 410, 685, 785, 943, 1370, 1570, 1886, 3151, 3611, 4715, 5617, 6302, 6437, 7222, 9430, 11234, 12874, 15755, 18055, 21509, 28085, 31510, 32185, 36110, 43018, 56170, 64370, 107545, 129191, 148051, 215090, 258382, 296102, 494707, 645955, 740255, 881869, 989414, 1291910, 1480510, 1763738, 2473535, 4409345, 4947070, 8818690, 20282987, 40565974, 101414935, 202829870]

約数ペア:

[(1, 202829870), (2, 101414935), (5, 40565974), (10, 20282987), (23, 8818690), (41, 4947070), (46, 4409345), (82, 2473535), (115, 1763738), (137, 1480510), (157, 1291910), (205, 989414), (230, 881869), (274, 740255), (314, 645955), (410, 494707), (685, 296102), (785, 258382), (943, 215090), (1370, 148051), (1570, 129191), (1886, 107545), (3151, 64370), (3611, 56170), (4715, 43018), (5617, 36110), (6302, 32185), (6437, 31510), (7222, 28085), (9430, 21509), (11234, 18055), (12874, 15755)]