168506325

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 347222568

約数和(自身を除く): 178716243

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 37, 39, 45, 65, 75, 81, 111, 117, 135, 173, 185, 195, 225, 325, 333, 351, 405, 481, 519, 555, 585, 675, 865, 925, 975, 999, 1053, 1443, 1557, 1665, 1755, 2025, 2249, 2405, 2595, 2775, 2925, 2997, 4325, 4329, 4671, 4995, 5265, 6401, 6747, 7215, 7785, 8325, 8775, 11245, 12025, 12975, 12987, 14013, 14985, 19203, 20241, 21645, 23355, 24975, 26325, 32005, 33735, 36075, 38925, 38961, 56225, 57609, 60723, 64935, 70065, 74925, 83213, 96015, 101205, 108225, 116775, 160025, 168675, 172827, 182169, 194805, 249639, 288045, 303615, 324675, 350325, 416065, 480075, 506025, 518481, 748917, 864135, 910845, 974025, 1248195, 1440225, 1518075, 2080325, 2246751, 2592405, 3744585, 4320675, 4554225, 6240975, 6740253, 11233755, 12962025, 18722925, 33701265, 56168775, 168506325]

約数ペア:

[(1, 168506325), (3, 56168775), (5, 33701265), (9, 18722925), (13, 12962025), (15, 11233755), (25, 6740253), (27, 6240975), (37, 4554225), (39, 4320675), (45, 3744585), (65, 2592405), (75, 2246751), (81, 2080325), (111, 1518075), (117, 1440225), (135, 1248195), (173, 974025), (185, 910845), (195, 864135), (225, 748917), (325, 518481), (333, 506025), (351, 480075), (405, 416065), (481, 350325), (519, 324675), (555, 303615), (585, 288045), (675, 249639), (865, 194805), (925, 182169), (975, 172827), (999, 168675), (1053, 160025), (1443, 116775), (1557, 108225), (1665, 101205), (1755, 96015), (2025, 83213), (2249, 74925), (2405, 70065), (2595, 64935), (2775, 60723), (2925, 57609), (2997, 56225), (4325, 38961), (4329, 38925), (4671, 36075), (4995, 33735), (5265, 32005), (6401, 26325), (6747, 24975), (7215, 23355), (7785, 21645), (8325, 20241), (8775, 19203), (11245, 14985), (12025, 14013), (12975, 12987)]