29695900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 70870464

約数和(自身を除く): 41174564

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 130, 212, 260, 265, 325, 431, 530, 650, 689, 862, 1060, 1300, 1325, 1378, 1724, 2155, 2650, 2756, 3445, 4310, 5300, 5603, 6890, 8620, 10775, 11206, 13780, 17225, 21550, 22412, 22843, 28015, 34450, 43100, 45686, 56030, 68900, 91372, 112060, 114215, 140075, 228430, 280150, 296959, 456860, 560300, 571075, 593918, 1142150, 1187836, 1484795, 2284300, 2969590, 5939180, 7423975, 14847950, 29695900]

約数ペア:

[(1, 29695900), (2, 14847950), (4, 7423975), (5, 5939180), (10, 2969590), (13, 2284300), (20, 1484795), (25, 1187836), (26, 1142150), (50, 593918), (52, 571075), (53, 560300), (65, 456860), (100, 296959), (106, 280150), (130, 228430), (212, 140075), (260, 114215), (265, 112060), (325, 91372), (431, 68900), (530, 56030), (650, 45686), (689, 43100), (862, 34450), (1060, 28015), (1300, 22843), (1325, 22412), (1378, 21550), (1724, 17225), (2155, 13780), (2650, 11206), (2756, 10775), (3445, 8620), (4310, 6890), (5300, 5603)]