43172740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 100440648

約数和(自身を除く): 57267908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 169, 212, 241, 260, 265, 338, 482, 530, 676, 689, 845, 964, 1060, 1205, 1378, 1690, 2410, 2756, 3133, 3380, 3445, 4820, 6266, 6890, 8957, 12532, 12773, 13780, 15665, 17914, 25546, 31330, 35828, 40729, 44785, 51092, 62660, 63865, 81458, 89570, 127730, 162916, 166049, 179140, 203645, 255460, 332098, 407290, 664196, 814580, 830245, 1660490, 2158637, 3320980, 4317274, 8634548, 10793185, 21586370, 43172740]

約数ペア:

[(1, 43172740), (2, 21586370), (4, 10793185), (5, 8634548), (10, 4317274), (13, 3320980), (20, 2158637), (26, 1660490), (52, 830245), (53, 814580), (65, 664196), (106, 407290), (130, 332098), (169, 255460), (212, 203645), (241, 179140), (260, 166049), (265, 162916), (338, 127730), (482, 89570), (530, 81458), (676, 63865), (689, 62660), (845, 51092), (964, 44785), (1060, 40729), (1205, 35828), (1378, 31330), (1690, 25546), (2410, 17914), (2756, 15665), (3133, 13780), (3380, 12773), (3445, 12532), (4820, 8957), (6266, 6890)]