42655990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 86873472

約数和(自身を除く): 44217482

約数列:

[1, 2, 5, 10, 13, 26, 41, 53, 65, 82, 106, 130, 151, 205, 265, 302, 410, 530, 533, 689, 755, 1066, 1378, 1510, 1963, 2173, 2665, 3445, 3926, 4346, 5330, 6191, 6890, 8003, 9815, 10865, 12382, 16006, 19630, 21730, 28249, 30955, 40015, 56498, 61910, 80030, 80483, 104039, 141245, 160966, 208078, 282490, 328123, 402415, 520195, 656246, 804830, 1040390, 1640615, 3281230, 4265599, 8531198, 21327995, 42655990]

約数ペア:

[(1, 42655990), (2, 21327995), (5, 8531198), (10, 4265599), (13, 3281230), (26, 1640615), (41, 1040390), (53, 804830), (65, 656246), (82, 520195), (106, 402415), (130, 328123), (151, 282490), (205, 208078), (265, 160966), (302, 141245), (410, 104039), (530, 80483), (533, 80030), (689, 61910), (755, 56498), (1066, 40015), (1378, 30955), (1510, 28249), (1963, 21730), (2173, 19630), (2665, 16006), (3445, 12382), (3926, 10865), (4346, 9815), (5330, 8003), (6191, 6890)]