200815660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{683}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 431034912

約数和(自身を除く): 230219252

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 241, 244, 305, 482, 610, 683, 964, 1205, 1220, 1366, 2410, 2732, 3415, 4820, 6830, 13660, 14701, 29402, 41663, 58804, 73505, 83326, 147010, 164603, 166652, 208315, 294020, 329206, 416630, 658412, 823015, 833260, 1646030, 3292060, 10040783, 20081566, 40163132, 50203915, 100407830, 200815660]

約数ペア:

[(1, 200815660), (2, 100407830), (4, 50203915), (5, 40163132), (10, 20081566), (20, 10040783), (61, 3292060), (122, 1646030), (241, 833260), (244, 823015), (305, 658412), (482, 416630), (610, 329206), (683, 294020), (964, 208315), (1205, 166652), (1220, 164603), (1366, 147010), (2410, 83326), (2732, 73505), (3415, 58804), (4820, 41663), (6830, 29402), (13660, 14701)]