797944030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:949

約数の個数: 64

約数和(自身を含む): 1603929600

約数和(自身を除く): 805985570

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 389, 403, 509, 778, 806, 1018, 1945, 2015, 2545, 3890, 4030, 5057, 5090, 6617, 10114, 12059, 13234, 15779, 24118, 25285, 31558, 33085, 50570, 60295, 66170, 78895, 120590, 156767, 157790, 198001, 205127, 313534, 396002, 410254, 783835, 990005, 1025635, 1567670, 1980010, 2051270, 2574013, 5148026, 6138031, 12276062, 12870065, 25740130, 30690155, 61380310, 79794403, 159588806, 398972015, 797944030]

約数ペア:

[(1, 797944030), (2, 398972015), (5, 159588806), (10, 79794403), (13, 61380310), (26, 30690155), (31, 25740130), (62, 12870065), (65, 12276062), (130, 6138031), (155, 5148026), (310, 2574013), (389, 2051270), (403, 1980010), (509, 1567670), (778, 1025635), (806, 990005), (1018, 783835), (1945, 410254), (2015, 396002), (2545, 313534), (3890, 205127), (4030, 198001), (5057, 157790), (5090, 156767), (6617, 120590), (10114, 78895), (12059, 66170), (13234, 60295), (15779, 50570), (24118, 33085), (25285, 31558)]