16678042490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1\times {\mathrm{1367}}^1$

素因数の和:1959

約数の個数: 64

約数和(自身を含む): 31902854400

約数和(自身を除く): 15224811910

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 409, 785, 818, 1367, 1570, 2045, 2734, 2983, 4090, 5966, 6835, 7771, 13670, 14915, 15542, 25973, 29830, 38855, 51946, 64213, 77710, 128426, 129865, 214619, 259730, 321065, 429238, 559103, 642130, 1073095, 1118206, 1220047, 2146190, 2440094, 2795515, 4077761, 5591030, 6100235, 8155522, 10622957, 12200470, 20388805, 21245914, 40777610, 53114785, 87779171, 106229570, 175558342, 438895855, 877791710, 1667804249, 3335608498, 8339021245, 16678042490]

約数ペア:

[(1, 16678042490), (2, 8339021245), (5, 3335608498), (10, 1667804249), (19, 877791710), (38, 438895855), (95, 175558342), (157, 106229570), (190, 87779171), (314, 53114785), (409, 40777610), (785, 21245914), (818, 20388805), (1367, 12200470), (1570, 10622957), (2045, 8155522), (2734, 6100235), (2983, 5591030), (4090, 4077761), (5966, 2795515), (6835, 2440094), (7771, 2146190), (13670, 1220047), (14915, 1118206), (15542, 1073095), (25973, 642130), (29830, 559103), (38855, 429238), (51946, 321065), (64213, 259730), (77710, 214619), (128426, 129865)]