1489233725

素因数分解:

$5^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 2210983488

約数和(自身を除く): 721749763

約数列:

[1, 5, 7, 25, 35, 49, 83, 97, 151, 175, 245, 415, 485, 581, 679, 755, 1057, 1225, 2075, 2425, 2905, 3395, 3775, 4067, 4753, 5285, 7399, 8051, 12533, 14525, 14647, 16975, 20335, 23765, 26425, 36995, 40255, 56357, 62665, 73235, 87731, 101675, 102529, 118825, 184975, 201275, 281785, 313325, 366175, 394499, 438655, 512645, 614117, 717703, 1215701, 1408925, 1972495, 2193275, 2563225, 3070585, 3588515, 6078505, 8509907, 9862475, 15352925, 17942575, 30392525, 42549535, 59569349, 212747675, 297846745, 1489233725]

約数ペア:

[(1, 1489233725), (5, 297846745), (7, 212747675), (25, 59569349), (35, 42549535), (49, 30392525), (83, 17942575), (97, 15352925), (151, 9862475), (175, 8509907), (245, 6078505), (415, 3588515), (485, 3070585), (581, 2563225), (679, 2193275), (755, 1972495), (1057, 1408925), (1225, 1215701), (2075, 717703), (2425, 614117), (2905, 512645), (3395, 438655), (3775, 394499), (4067, 366175), (4753, 313325), (5285, 281785), (7399, 201275), (8051, 184975), (12533, 118825), (14525, 102529), (14647, 101675), (16975, 87731), (20335, 73235), (23765, 62665), (26425, 56357), (36995, 40255)]